U.S. Geological Survey

• Abrams, G. A.; Kucks, R. P.; Bracken, R. E., 1991, Aeromagnetic gridded data for a portion of the San Jose 1 degree x 2 degrees Quadrangle, California: U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-30, 4 p. :ill., map ;28 cm. +1 computer disk (3 1/2 in.) +1 slide (col. ; 35 mm.),
• Abrams, Gerda A.; Kucks, R. P.; Bracken, Robert E., 1991, Aeromagnetic map of Palo Alto and vicinity, California: Open-File Report 91-336, 1 map :photocopy ;42 x 45 cm., on sheet 63 x 76 cm.,
• Agena, W. F.; Hutchinson, D. R.; Lee, M. W.; Oliver, H. L., 1991, Demultiplexing and archiving the Teledyne-multichannel seismic reflection data set; lines TD-1 through TD-6: U.S. Geological Survey, Open-File Report 92-10, ii, 17 p. ill. ;28 cm.,
• Agena, W. F.; Lee, M. W., 1991, Analysis of a seismic anomaly in Georges Bank basin, Atlantic continental margin: U.S. Geological Survey, Open-File Report 91-382, ii, 23 p., :ill. (some col.) ;28 cm.,
• Allen, Harriet R., 1991, Water-resources activities for the U.S. Geological Survey in New Mexico, fiscal year 1990: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-231, vi, 87 p. :ill. ;28 cm.,
• Almendinger, James Edward, 1991, Relation of nitrate concentrations in water to agricultural land use and soil type in Dakota County, Minnesota, 1990: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-235, 2 p., :ill., map ;28 cm.,
• Alpha, Tau Rho, 1991, How to construct four paper models that describe island coral reefs: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-131-A, 19 leaves :ill. ;28 cm.,
• Alpha, Tau Rho, 1991, How to construct four paper models that describe island coral reefs: United States Department of the Interior, Geological Survey ; Books and Open File Reports Section [distributor, Open-File Report 91-131-B, 1 computer disk ;3 1/2 in.,
• Alpha, Tau Rho; Gordon, Leslie C., 1991, Make your own paper model of a volcano: Open-File Report 91-115-A, 3 p. :ill. ;28 cm.,
• Alpha, Tau Rho; Gordon, Leslie C., 1991, Make your own paper model of a volcano: Open-File Report 91-115-B, One 3 1/2 inch diskette,
• Alpha, Tau Rho; Strebe, Daan, 1991, Map projections: U.S. Geological Survey, Open-File Report 91-553-A, 92 leaves :ill. ;28 cm. +1 computer disk (5 1/4 in.),
• Alpha, Tau Rho; Strebe, Daan, 1991, Map projections: Open-File Report 91-553-B, Three 3 1/2 inch diskettes,
• Alt, D. F., 1991, State water-data reports; a digital representation of the hydrologic records of the United States for water year 1990: U.S. Geological Survey, Open-File Report 91-463, 1 CD-ROM,
• Anderson, Lennart A., 1991, Results of rock property measurements made on core samples from Yucca Mountain boreholes, Nevada Test Site, Nevada: U.S. Geological Survey, Open-File Report 90-474, 43p. :ill. ;28 cm.,
• Anima, R. J., 1991, Pollution studies of Drakes Estero, and Abbotts Lagoon; Point Reyes National Seashore, California, USA: U.S. Geological Survey, Open-File Report 91-145, viii, 178 p. :ill. ;28 cm.,
• Appel, D. H., 1991, Traveltime and dispersion data for the Kanawha River, West Virginia, 1989: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-57, iv, 16 p. :ill. ;28 cm.,
• Arbogast, B. F.; Erickson, B. M.; Gray, J. E.; McNeal, J. M., 1991, Analytical results and sample locality map of moss, moss-sediment, and willow samples from the Iditarod quadrangle, Alaska: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-380-A, 101 p. (1 plate folded in pocket, 1 figure, 5 tables, 7 p. of text),
• Arbogast, B. F.; Erickson, B. M.; Gray, J. E.; McNeal, J. M., 1991, Analytical results and sample locality map of moss, moss-sediment, and willow samples from the Iditarod Quadrangle, Alaska: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-380-B, 1 computer disk ;5 1/4 in.,
• Arbogast, Belinda F.; Lee, Gregory K.; Light, Thomas D., 1991, Analytical results and sample locality map of stream-sediment and heavy-mineral-concentrate samples from the Livengood 1 degree by 3 degrees quadrangle, Alaska: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor], Open-File Report 91-23-A, i, 121 leaves :maps ;28 cm.,
• Arbogast, Belinda F.; Lee, Gregory K.; Light, Thomas D., 1991, Analytical results and sample locality map of stream-sediment and heavy-mineral-concentrate samples from the Livengood 1 degree by 3 degrees quadrangle, Alaska: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor], Open-File Report 91-23-B, 1 computer disk ;5 1/4 in.,
• Arteaga, F. E.; Savard, C. S.; Johnson, M. E.; Stone, J. C., 1991, Hydrogeologic data from selected wells and test holes in and adjacent to the Nevada Test Site, Nye County, Nevada, through 1986: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 87-536, 23 p. :maps ;28 cm.,
• Arthur, J. K.; Taylor, R. E., 1991, Ground-water flow analysis of the Mississippi Embayment aquifer system, south-central United States: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-451, x, 105 p., :ill., maps ;28 cm.,
• Ashley, Roger P.; Snow, Geoffrey Greacen, 1991, Geochemical data for gold-bearing rocks from the Goldfield mining district, Nevada: U.S. Geological Survey, Open-File Report 91-614, 19 p. :ill. ;28 cm.,
• Bader, Lisa R.; Gardner, James V.; Field, Michael E., 1991, Core descriptions, grain size, and carbon analyses data of cores collected on cruises F5-87-SC, F1-88-SC and F3-89-SC from the Monterey Fan, off Central California: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-625, 259 p. :ill., maps ;28 cm.,
• Baker, L. M., 1991, An RSX-11M/M-plus device driver for the Advanced Computer Communications ACP 5100/6100 communications interface: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-262, 28 p. :ill. ;28 cm.,
• Baker, L. M., 1991, Fortran benchmark programs WetC3D and 3DModel4; user‘s guide: U.S. Geological Survey, Open-File Report 91-328, 28 p. ;28 cm.,
• Baker, L. M.; Maxwell, G. L., 1991, Parity Fixer (PFX); an RSX-11M/M-plus utility for creating memory parity error regions in system-controlled partitions: U.S. Geological Survey, Open-File Report 91-329, 8 p. ;28 cm.,
• Baker, Lawrence M., 1991, MAKESHARE.COM; a VMS utility for creating shareable images from object module libaries: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-379, 1 v., 24 p. ;28 cm.,
• Baker, N. T.; Manning, C. A., 1991, Summary of reported water use for Arkansas counties, 1989: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-203, iv, 19 p. :ill. ;28 cm.,
• Baker, Nancy T.; Manning, Carolyn A.; Beavers, Elizabeth A., 1991, Inventory of public water supplies in Arkansas: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-247, 1 v., 161 p., :ill. ;28 cm.,
• Ball, J. W.; Nordstrom, D. K., 1991, WATEQ4F -- User‘s manual with revised thermodynamic data base and test cases for calculating speciation of major, trace and redox elements in natural waters: Open-File Report 90-129, 185 p.,
• Ball, J. W.; Nordstrom, D. K., 1991, User‘s manual for WATEQ4F, with revised thermodynamic data base and text cases for calculating speciation of major, trace, and redox elements in natural waters: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-183, 193 p. ;1 computer disk ;5 1/4 in.,
• Ball, M. M.; Henry, Mitchell E.; Frezon, Sherwood E., 1991, Petroleum geology of the Anadarko Basin region, Province (115), Kansas, Oklahoma, and Texas: U.S. Geological Survey, Open-File Report 88-450-W, i, 36 leaves :ill. ;28 cm.,
• Barbie, Dana L.; Coplin, L. S.; Locke, Glenn L., 1991, Approximate altitude of water levels in wells in the Chicot and Evangeline aquifers in the Houston area, Texas, January-February 1990; prepared in cooperation with the city of Houston and the Harris-Galveston Coastal Subsidence District.: Open-File Report 91-240, 2 maps ;sheets 68 x 89 cm., folded in envelope 31 x 23 cm.,
• Barbie, Dana L.; Kasmarek, M. C.; Campodonico, Al, 1991, Approximate water-level changes in wells completed in the Chicot and Evangeline aquifers, 1977-91 and 1990-91, and measured compaction, 1973-90, in the Houston-Galveston region, Texas: Open-File Report 91-94, 5 maps ;sheets 44 x 50 cm. and 28 x 22 cm., folded in envelope 30 x 23 cm. +2 sheets (28 x 22 cm.),
• Bargar, Keith E.; Fournier, Robert O., 1991, Moving particles (bacteria?) in fluid inclusions from Yellowstone National Park, Wyoming: U.S. Geological Survey ; Books and Open-file Reports Section, Distributor, Open-File Report 90-489, 1 videocassette (VHS) (19 min.) :sd., col. ;1/2 in. +1 booklet (16 leaves : ill., maps ; 28 cm.),
• Barker, Charles E.; Johnson, Ronald C.; Crysdale, Bonnie L.; Clark, Arthur C., 1991, A Field and Laboratory Procedure for Desorbing Coal Gases: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-563, 14 p., :ill. ;28 cm.,
• Baskerville, Charles A., 1991, Vermont landslide map, digital version computer file : a digital data set for IBM PC and compatible microcomputers, Part A: Open-File Report 90-621-A, 4 leaves ; 28 cm.,
• Baskerville, Charles A., 1991, Vermont landslide map, digital version computer file : a digital data set for IBM PC and compatible microcomputers, Part B: Open-File Report 90-621-B, One 5 1/4 inch diskette,
• Baskerville, Charles A., 1991, Vermont landslide map, digital version computer file : a digital data set for IBM PC and compatible microcomputers, Part C: Open-File Report 90-621-C, One 5 1/4 inch diskette,
• Baskerville, Charles A., 1991, Vermont landslide map, digital version computer file : a digital data set for IBM PC and compatible microcomputers, Part D: Open-File Report 90-621-D, One 5 1/4 inch diskette,
• Baskerville, Charles A., 1991, Vermont landslide map, digital version computer file : a digital data set for IBM PC and compatible microcomputers: Open-File Report 90-621-E, One 5 1/4 inch diskette,
• Baskerville, Charles A., 1991, Vermont landslide map, digital version computer file : a digital data set for IBM PC and compatible microcomputers, Part F: Open-File Report 90-621-F, One 5 1/4 inch diskette,
• Baum, Rex L.; Reid, Mark E.; Wilburn, Cynthia A.; Torikai, Jill D., 1991, Summary of Geotechnical and Hydrologic Data Collected From May 1, 1990 through April 30, 1991, for the Alani-Paty Landslide, Manoa Valley, Honolulu, Hawaii: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-598, 102 p. :ill., maps ;28 cm.,
• Beard, L. S.; Campagna, D. J., 1991, Preliminary geologic map of the Devils Throat Quadrangle, Clark County, Nevada: Open-File Report 91-132, 1 over-size sheet, scale 1:24,000 (1 inch = 2,000 feet).,
• Best, Myron G.; Miller, D. S.; Radke, L. E.; Kowallis, B. J., 1991, Preliminary geologic map of the Panaca Summit and Prohibition Flat quadrangles, Lincoln County, Nevada, and Iron County, Utah: Dept. of the Interior, Geological Survey, [1992] Open-File Report 91-124, 22 p., :ill., map ;28 cm.,
• Bevans, H. E.; Kilroy, K. C., 1991, National Water-Quality Assessment program; Nevada Basin and Range: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-154, 2 p. :ill. ;28 cm.,
• Beyer, L. A.; Isaacs, C. M., 1991, Mass properties of conventional core samples from the Monterey Formation, Union-Humble Bell Fee 156, West Cat Canyon oil field, Santa Maria Basin, California: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-146, 13 p. :ill. ;28 cm.,
• Billingsley, George H., 1991, Geologic map of the Sullivan Draw North Quadrangle, northern Mohave County, Arizona: U.S. Geological Survey, Open-File Report 91-558, 10 leaves :ill., map ;28 cm.,
• Billingsley, George H., 1991, Geologic map of the Sullivan Draw South Quadrangle, northern Mohave County, Arizona: U.S. Geological Survey, Open-File Report 91-559, 9 leaves :ill., map ;28 cm.,
• Billingsley, George H., 1991, Geologic map of the Mustang Knoll quadrangle, northern Mohave County, Arizona: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-560, 12 p., :ill., maps ;28 cm.,
• Billingsley, George H., 1991, Geologic map of the St. George Canyon Quadrangle, northern Mohave County, Arizona: U.S. Geological Survey, Open-File Report 91-561, 11 p., :ill., map ;28 cm.,
• Bird, K. J., 1991, Geology, play descriptions, and petroleum resources of the Alaskan North Slope (petroleum provinces 58-60): U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 88-450-Y, ii, 52 p. :ill. ;28 cm.,
• Blackwell, C. D., 1991, The water data sources directory of the National Water Data Exchange central region: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-53, iv, 682 p. ;30 cm.,
• Blackwell, C. D., 1991, The Water Data Sources Directory of the National Water Data Exchange, northeastern region: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-83, iv, 1081 p. ;30 cm.,
• Blackwell, Cassandra D., 1991, Identification codes for organizations listed in computerized data systems of the U.S. Geological Survey: U.S. Geological Survey, Open-File Report 91-500, vi, 319 p. ;28 cm.,
• Blackwell, Cassandra D., 1991, Directory of member organizations of the National Water Data Exchange (NAWDEX): U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-501, 102 p. ;28 cm.,
• Blackwell, Cassandra D., 1991, The Water Data Sources Directory of the National Water Data Exchange; foreign organizations: Open-File Report 91-85, 80 p., illus., 3 refs,
• Booth, Derek B.; Bethel, John P., 1991, Approaches for seismic-hazard mitigation by local governments; an example from King County, Washington: U.S. Geological Survey, Open-File Report 91-441-G, iv, 8 leaves :ill. ;28 cm.,
• Bortleson, Gilbert Carl, 1991, National Water-Quality Assessment Program - Mid-Columbia River Basin, Washington and Idaho: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-164, 1 sheet :map ;28 cm.,
• Bowles, C. Gilbert; Reimer, G. Michael, 1991, Short-term fluctuations in barometric pressure, soil-gas radon, and gamma radiation: U.S. Geological Survey, Open-File Report 91-641, 7 p. :ill. ;28 cm.,
• Bowman, Phillip R., 1991, Hydrologic data for a study of pre-Illinoian glacial till in Linn County, Iowa, water year 1990: U.S. Geological Survey ; Books and Open-File Reports, Open-File Report 91-459, iv, 70 p. :map ;28 cm.,
• Bradley, Lee-Ann; Jones-Cecil, Meridee, 1991, Density and magnetic susceptibility measurements of rocks in the Wichita Uplift and Slick Hills, southwestern Oklahoma: U.S. Geological Survey, Open-File Report 91-269, i, 31 p. :ill. ;28 cm.,
• Brahana, J. V.; Gonthier, Gerard J.; Remsing, L. M., 1991, Hydrogeologic data for Boone County, Arkansas: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-518, v, 36 p. :ill., maps ;28 cm.,
• Bratton, Lisa, 1991, Public water-supply in Massachusetts, 1986: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-86, v, 108 p. :ill. ;28 cm.,
• Bredehoeft, J. D., 1991, Microcomputer codes for simulating transient ground-water flow: in two and three space dimensions: U.S. Geological Survey ; Available from Books and Open-File Reports Section, Open-File Report 90-559, 1 computer disk ;5 1/4 in. +1 text (73 p. ill. ; 28 cm.),
• Breen, K. J.; Hainly, R. A.; Hoffman, S. A., 1991, National Water-Quality Assessment Program; The Lower Susquehanna River basin: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-168, 2 p. :map ;28 cm.,
• Brew, D. A., 1991, Preliminary report on geologic features of Shey-Phoksumdo National Park, Dolpa, Nepal: U.S. Geological Survey, Open-File Report 91-117, 14 p. :ill., maps ;28 cm.,
• Brew, David A.; Drew, L. J.; Schmidt, J. M.; Root, D. H.; Huber, D. F., 1991, Undiscovered locatable mineral resources of the Tongass National Forest and adjacent lands, southeastern Alaska: U.S. Geological Survey, Open-File Report 91-10, 370 p. :ill., maps ;28 cm.,
• Brew, David A.; Drinkwater, J. L., 1991, Tongass Timber Reform Act wilderness areas supplement to U.S. Geological Survey Open-file report 91-10 (Undiscovered locatable mineral resources of the Tongass National Forest and adjacent lands, southeastern Alaska): U.S. Geological Survey, Open-File Report 91-343, 35 p., [1] folded leaf :map ;28 cm.,
• Bridgett, I. S.; Miller, T. R., 1991, USGS Library/SIGCAT CD-ROM compendium: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-40, ii, 171 p. ;28 cm.,
• Brooks, William E.; Drewes, Harald, 1991, Analytical results and sample locality map of volcanic rocks from the Pedregosa Mountains, Arizona: U.S. Geological Survey, Open-File Report 91-617, i, 14 p. :map ;28 cm.,
• Brooks, William E.; Nunez, Fernando, 1991, Road reconnaissance of anomalous radioactivity in the early Proterozoic Roraima Group near Santa Elena de Uairen, Estado Bolivar, Venezuela: U.S. Geological Survey, Open-File Report 91-632, i, 10 p. :ill. ;28 cm.,
• Buchanan-Banks, Jane M., 1991, Petrochemistry of the Hilo 7 1/2‘ Quadrangle, Island of Hawaii: U.S. Geological Survey, Open-File Report 91-626, 29 p. (some folded) :ill. ;28 cm.,
• Bukry, David, 1991, Paleoecological transect of western Pacific Ocean late Pliocene coccolith flora; Part I, Tropical Ontong-Java Plateau at ODP 806B: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-552, 35 p., :ill. ;28 cm.,
• Bukry, David, 1991, Coccolith correlation of California Cenozoic geologic formations: U.S. Geological Survey, Open-File Report 91-574, 30 p. ;28 cm.,
• Bullock, J. H., Jr.; Barton, H. N.; Vaughn, R. B.; O'Leary, R. M.; Fey, D. L., 1991, Analytical results and sample locality map of stream-sediment and heavy-mineral-concentrate samples from the Oregon Buttes Wilderness Study Area (WY-040-324), Sweetwater County, Wyoming: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-12, 14 p. :maps ;28 cm.,
• Bullock, John H., Jr.; Folger, H. W.; Sharkey, J. D.; Gillison, J. R.; Taylor, C. D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree x 2 degrees Quadrangle, Missouri, Illinois, and Kentucky; drill hole Nos. P1-P20: U.S. Dept. of the Interior, Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-378-A, 138 p. :map ;28 cm.,
• Bullock, John H., Jr.; Folger, H. W.; Sharkey, J. D.; Gillison, J. R.; Taylor, C. D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree x 2 degrees Quadrangle, Missouri, Illinois, and Kentucky, drill hole Nos. P1-P20: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-378-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H., Jr.; Folger, H. W.; Sharkey, J. D.; Taylor, C. D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree x 2 degrees Quadrangle, Missouri, Illinois and Kentucky; Drill hole nos. I18-I29 (excluding I23): U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor, Open-File Report 91-621-A, 134 p. :map ;28 cm.,
• Bullock, John H., Jr.; Folger, H. W.; Sharkey, J. D.; Taylor, C. D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree x 2 degrees Quandrangle, Missouri, Illinois and Kentucky; drill hole Nos. I18-I29 (excluding I23): U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-621-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H., Jr.; Folger, Helen W.; Sharkey, John D.; Taylor, Cliff D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree x 2 degrees quadrangle, Missouri, Illinois, and Kentucky: Drill holes nos. K1-K4: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor, Open-File Report 91-372-A, 53 p. :maps ;28 cm.,
• Bullock, John H., Jr.; Folger, Helen W.; Sharkey, John D.; Taylor, Cliff D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree by 2 degrees Quadrangle, Missouri, Illinois, and Kentucky; drill hole Nos. K1-K4: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-372-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H., Jr.; King, H. D.; Hopkins, R. T., Jr.; Motooka, J. M.; Hageman, P. L.; Roushey, B. H., 1991, Analytical results and sample locality maps of stream-sediment and heavy-mineral-concentrate samples from the Snowbank Roadless Study Area, Valley and Gem Counties, Idaho: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor, Open-File Report 91-368-A, ii, 12 leaves :maps ;28 cm.,
• Bullock, John H., Jr.; King, H. D.; Hopkins, R. T.; Motooka, J. M.; Hageman, P. L.; Roushey, B. H., 1991, Analytical results and sample locality map of stream-sediment and heavy-mineral-concentrate samples from the Snowbank Roadless Study Area, Valley and Gem Counties, Idaho: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-368-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H., Jr.; King, H. D.; Hopkins, R. T.; Motooka, J. M.; Hageman, P. L.; Roushey, B. H., 1991, Analytical results and sample locality map of stream-sediment and heavy-mineral-concentrate samples from the Payette Crest, Secesh, and South Fork Roadless Study Areas, Valley and Idaho counties, Idaho: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-438-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H., Jr.; King, Harley D.; Hopkins, R. T., Jr.; Motooka, J. M.; Hageman, Phil L.; Roushey, B. H., 1991, Analytical results and sample locality maps of stream-sediment, heavy-mineral-concentrate, and rock samples from the Black Warrior, Hanson Lakes, Lime Creek, Red Mountain, and Trinities Roadless Study Areas, Boise, Camas, Custer, Elmore, and Valley Counties, Idaho: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor, Open-File Report 91-369-A, 31 p., 6 figures, 16 tables,
• Bullock, John H., Jr.; King, Harley D.; Hopkins, R. T., Jr.; Motooka, J. M.; Hageman, Phil L.; Roushey, B. H., 1991, Analytical results and sample locality maps of stream-sediment, heavy-mineral-concentrate, and rock samples from the Black Warrior, Hanson Lakes, Lime Creek, Red Mountain, and Trinities Roadless Study Areas, Boise, Camas, Custer, Elmore, and Valley counties, Idaho: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-369-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H., Jr.; King, Harley D.; Hopkins, R. T., Jr.; Motooka, J. M.; Hageman, Phil L.; Roushey, B. H., 1991, Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, soil, and rock samples from the western part (west of the Snake River) of the Palisades Roadless Study Area, Bonneville County, Idaho: United States Department of the Interior, Geological Survey : Books and Open-File Reports Section [distributor, Open-File Report 91-374-A, 35 p. (1 plate folded in pocket, 1 figure, 7 tables, 6 p. of text),
• Bullock, John H., Jr.; King, Harley D.; Hopkins, R. T., Jr.; Motooka, J. M.; Hageman, Phil L.; Roushey, B. H., 1991, Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, soil, and rock samples from the western part (west of the Snake River) of the Palisades Roadless Study Area, Bonneville County, Idaho: United States Department of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-374-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H., Jr.; King, Harley D.; Hopkins, R. T., Jr.; Motooka, J. M.; Hageman, Phil L.; Roushey, B. H., 1991, Analytical results and sample locality map of stream-sediment, and heavy-mineral-concentrate samples from the Payette Crest. Secesh, and South Fork Roadless Study Areas, Valley and Idaho Counties, Idaho: United States Department of the Interior, Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-438-A, 38 p. (1 plate folded in pocket, 1 figure, 8 tables, 5 p. of text),
• Bullock, John H., Jr.; King, Harley D.; Hopkins, R. T., Jr.; Motooka, J. M.; Roushey, B. H., 1991, Analytical results and sample locality maps of stream-sediment, heavy-mineral-concentrate, and rock samples from the Smoky Mountains Roadless Study Area, Blaine and Camas Counties, Idaho: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor, Open-File Report 91-358-A, 30 p. (2 figures, 6 tables, 7 p. of text),
• Bullock, John H., Jr.; King, Harley D.; Hopkins, R. T., Jr.; Motooka, J. M.; Roushey, B. H., 1991, Analytical results and sample locality maps of stream-sediment, heavy-mineral-concentrate, and rock samples from the Smoky Mountains Roadless Study Area, Blaine and Camas Counties, Idaho: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-358-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H.; Folger, H. W.; Sharkey, J. D.; Gillison, J. R.; Taylor, C. D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree x 2 degrees Quadrangle, Missouri, Illinois and Kentucky; drill hole Nos. I71-I105: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-637-A, 200 leaves :ill ;28 cm.,
• Bullock, John H.; Folger, H. W.; Sharkey, J. D.; Gillison, J. R.; Taylor, C. D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree x 2 degrees Quadrangle, Missouri, Illinois and Kentucky; drill hole Nos. I71-I105: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-637-B, 1 computer disk ;5 1/4 in.,
• Bullock, John H.; Folger, H. W.; Sharkey, J. D.; Taylor, C. D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree by 2 degrees Quadrangle, Missouri, Illinois, and Kentucky; drill hole Nos. I30-I70: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor, Open-File Report 91-387-A, 6 (i.e. 5), 2-194 leaves :maps ;28 cm.,
• Bullock, John H.; Folger, H. W.; Sharkey, J. D.; Taylor, C. D., 1991, Analytical results of insoluble-residue samples from the Paducah 1 degree by 2 degrees Quadrangle, Missouri, Illinois, and Kentucky; drill hole Nos. I30-I70: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor, Open-File Report 91-387-B, 1 computer disk ;5 1/4 in.,
• Bunch, R. L., 1991, Bibliography of selected water-resources publications on Nevada by the U.S. Geological Survey, 1885 through 1990: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-595, iii, 41 p. :ill. ;28 cm.,
• Burbey, T. J.; Prudic, D. E., 1991, Conceptual evaluation of regional ground-water flow in the carbonate-rock province of the Great Basin, Nevada, Utah, and adjacent states: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 90-560, v, 89 p. :maps ;28 cm.,
• Burbey, Thomas J., 1991, Water-level and pumpage data for Las Vegas Valley, Clark County, Nevada, 1986-90: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-496, iv, 122 p. :ill. ;28 cm.,
• Burgoon, Diane C., 1991, Potentiometric surface of the upper Floridan Aquifer, in the Valdosta area, Georgia, October, 1990: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-207, 3 p. :map ;28 cm.,
• Burns, Douglas A.; Murdoch, Peter S.; Lawrence, Gregory B., 1991, Water-quality studies in the Catskill region of New York: U.S. Geological Survey, Dept. of the Interior, Open-File Report 92-30, 2 p. :map ;28 cm.,
• Butler, William C., 1991, Elevation data for the Precambrian surface in the central and southern Colorado plateau and vicinity: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 92-194, 69 p. ;28 cm.,
• Calzia, J. P., 1991, Geophysical, lithologic, and water quality data from Bristol Dry Lake, San Bernardino, California: Open-File Report 91-263, 1 diagram :photocopy ;on sheet 105 x 125 cm.,
• Calzia, J. P., 1991, Geophysical, lithologic and water quality data from Danby Dry Lake, San Bernardino County, California: Open-File Report 91-264, 1 diagram :photocopy ;on sheet 106 x 92 cm.,
• Calzia, J. P., 1991, Geophysical, lithologic, and water quality data from Ivanpah Valley, San Bernardino County, California: Open-File Report 91-265, 1 diagram :photocopy ;on sheet 92 x 106 cm.,
• Calzia, J. P., 1991, Geophysical, lithologic, and water quality data from Soda Dry Lake, San Bernardino County, California: Open-File Report 91-266, 1 diagram :photocopy ;on sheet 92 x 107 cm.,
• Calzia, J. P., 1991, Geophysical, lithologic, and water quality data from Broadwell Dry Lake, San Bernardino County, California: Open-File Report 91-267, 1 diagram :photocopy ;on sheet 91 x 120 cm.,
• Calzia, J. P., 1991, Lithologic and water quality data from Dale Dry Lake, San Bernardino County, California: Open-File Report 91-268, 1 diagram :photocopy ;on sheet 92 x 91 cm.,
• Carlson, Paul R., 1991, Sediment of Prince William Sound, beach to deep fjord floor, a year after the Exxon Valdez oil spill: U.S. Geological Survey, Open-File Report 91-631, 101 p. :ill. ;28 cm.,
• Carpenter, Michael C., 1991, Earth-fissure movements associated with fluctuations in ground-water levels near the Picacho Mountains, south-central Arizona, 1980-84: U.S. Geological Survey, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1991 Open-File Report 90-561, vi, 64 p. :ill. ;28 cm.,
• Carter, Claire, 1991, Seasonal occurrences of ostracodes in lakes and streams of the San Francisco Peninsula, California: U.S. Geological Survey, Open-File Report 91-118, 63 p. :ill. ;28 cm.,
• Cathrall, John B.; Carlson, Robert R.; Antweiler, John C.; Mosier, Elwin L., 1991, Platnium group elements in native gold, alluvium concentrates, and mineralized rock concentrates from some gold mining districts of Alaska: U.S. Dept. of Interior, Geological Survey, Open-File Report 91-348, 36 p. (1 plate folded in pocket, 3 tables, 4 p. of text),
• Cayan, D. R.; McLain, D. R.; Nichols, W. D.; Dileo-Stevens, J. S., 1991, Monthly climatic time series data for the Pacific Ocean and western Americas: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-92, xii, 393 p. :ill. ;28 cm. +1 computer disk (5 1/4 in.),
• Childress, C. J.; Vince, Charlene C., 1991, Abstracts from the technical sessions of the first U.S. Geological Survey water-quality workshop, northeastern region, Skyland, Virginia, March 31- April 3, 1986: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-225, x, 33 p. ;28 cm.,
• Christenson, Scott C.; Thomas, Tom B.; Overton, Myles D.; Goemaat, Robert L.; Havens, John S., 1991, Geophysical logs for selected wells in the Picher Field, northeast Oklahoma and southeast Kansas: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-213, 95 p. :ill.; 28 cm.,
• Circe, R. C.; Blackwood, D., 1991, Underwater observations of breakwaters at North Point Marina, Winthrop Harbor, Illinois: Open-File Report 91-327, 23 p.,
• Clifton, H. E.; Conrad, G. G.; Fisher, Joe; Fox, David; Mardock, C. L.; McMurray, G. R.; O'Brien, R. J.; Peterson, C. D.; Starr, Rick; Woolsey, J. R., 1991, Cruise report, 1990 Oregon Placer Mineral Research Cruise (A1 90WO) September 21-October 3, 1990: U.S. Geological Survey, Open-File Report 91-279, 81 p. :chiefly ill. ;28 cm.,
• Coe, Jeffrey A.; Dueholm Keld S., 1991, Geologic mapping of tunnels using photogrammetry--control-point configuration: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 90-37, ii, 36 p. :ill. ;28 cm.,
• Coe, Jeffrey A.; Dueholm, Keld S., 1991, Geologic mapping of tunnels using photogrammetry--camera and target positioning: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 90-49, ii, 15 p. :ill. ;28 cm.,
• Coel, R. J.; Crock, J. G.; Kyle, J. Richard, 1991, Biogeochemical studies of gold in a placer deposit, Livengood, Alaska: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-142, 51 p. :ill. ;28 cm.,
• Cohee, B. P.; Somerville, Paul G.; Abrahamson, Norman Alan, 1991, Ground accelerations from simulated Mw=8 Cascadia earthquakes: U.S. Geological Survey, Open-File Report 91-441-N, iv, 35 leaves :ill. ;28 cm.,
• Colburn, Helen Y., 1991, Branch of Petroleum Geology bibliography, 1990: U.S. Geological Survey, Open-File Report 91-365, 25 p. ;28 cm.,
• Colman, John A.; Sanzolone, R. F., 1991, Surface water quality assessment of the Upper Illinois River basin in Illinois, Indiana, and Wisconsin : geochemical data for fine-fraction streambed sediment from high- and low-order streams, 1987: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 90-571, 108 p.,
• Colton, Roger B., 1991, Landslide deposits in the Logan 30‘ x 60‘ Quadrangle, Utah, Wyoming and Idaho: United States Department of Interior, Geological Survey, Open-File Report 90-458, 7p. :ill., map ;28 cm.,
• Colton, Roger B., 1991, Landslide deposits in the Ogden 30‘ x 60‘ Quadrangle, Utah and Wyoming: U.S. Dept. of Interior, Geological Survey, Open-File Report 91-297, 7 p., :ill., map ;28 cm.,
• compiled by Decker, E. M., 1991, Water-resources activities of the U.S. Geological Survey in South Dakota; fiscal years 1989-90: U.S. Geological Survey, Open-File Report 91-91, iv, 77 p. :ill., maps ;28 cm.,
• compiled by Farrar, L. F., 1991, Water-resources activities of the Louisiana District, 1988-89: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-201, iv, 38 p. :ill., maps ;28 cm.,
• compiled by Griffith, P. A., 1991, Summary of water-resources activities of the U.S. Geological Survey in Colorado; fiscal year 1991: U.S. Geological Survey : Books and Open-File Reports [distributor], Open-File Report 91-210, iv, 72 p. :ill., maps ;28 cm.,
• compiled by Mallard, G. E.; Aronson, D. A., 1991, U.S. Geological Survey Toxic Substances Hydrology Program; abstracts of the technical meeting, Monterey, California, March 11-15, 1991: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-88, xi, 133 p. ;28 cm.,
• compiled by Martin, C. R., 1991, Water-resources activities, North Dakota District, fiscal year 1990: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-188, viii, 99 p. :ill. ;28 cm.,
• compiled by McDowell, R. C., 1991, Preliminary geologic map of the Winchester 30 x 60 Minute Quadrangle, West Virginia, Virginia, and Maryland: U.S. Geological Survey, Open-File Report 91-22, 18 p. :ill., map ;28 cm.,
• Compiled by McFarland, Judith A.; Weiss, Linda A.; Chen, Amy J.; Lowry, Donna R.; Bouder, Kimberle, A.; Caughron, Willie R.; Hyatt, G. Jean, 1991, Water-resources activities of the U. S. Geological Survey, Mid-Atlantic Programs, 1987-91: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-505, 154 p. (16 figures, 134 p. of text),
• compiled by Miller, D. M.; Miller, R. J.; Nielson, J. E.; Wilshire, H. G.; Howard, K. A.; Stone, Paul, 1991, Preliminary geologic map of the East Mojave National Scenic Area, California: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-435, 8 p. :map ;28 cm.,
• Compiled by Nichols, Martha L.; Friedman, Linda C., 1991, National Research Program of the Water Resources Division, U.S. Geological Survey, fiscal year 1991: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 92-38, iii, 313 p. ;28 cm.,
• Compiled by Stewart, D. B.; Wright, B. E.; Unger, J. D.; Phillips, J. D.; Hutchinson, D. R., 1991, Global geoscience transect 8, Quebec-Maine-Gulf of Maine transect, southeastern Canada, northeastern United States of America: U.S. Geological Survey, Open-File Report 91-353, 33 p., 1 plate in pocket,
• compiled by U.S. Geological Survey and Servicio Geologico de Bolivia, 1991, Mineral deposits and occurrences of the Bolivian Altiplano and Cordillera Occidental: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-286, xxv, 328 p. ;28 cm.,
• Connor, J. J.; Evans, K. V.; Briggs, P. H.; Crock, J. G.; Hopkins, R. T., Jr.; Kennedy, K. R.; O'Leary, R. M.; Roushey, B. H.; Slaughter, K. E.; Welsch, E. P., 1991, Chemical analyses of rock samples collected in east-central Idaho during a study of mineralization in the northern Lemhi Range, Lemhi County, Idaho: U.S. Geological Survey, Open-File Report 90-655, 48 p. :ill., map ;28 cm.,
• Connor, Jon J., 1991, Some geochemical features of the Blackbird and Jackass zones of the Yellowjacket Formation (middle Proterozoic) in east-central Idaho: Open-File Report 91-259-A, 25 p. : ill., maps ; 28 cm.; incl. 5 tables, sketch map, 21 refs,
• Connor, Jon J., 1991, Some geochemical features of the Blackbird and Jackass zones of the Yellowjacket Formation (middle Proterozoic) in east-central Idaho: Open-File Report 91-259-B, One 5 1/4 inch diskette,
• Connor, Jon J., 1991, Geochemical variation in a copper-bearing redbed sequence of the Ravalli Group (Belt Supergroup), northwestern Montana and northern Idaho; Part A, Geological interpretation: Open-File Report 91-28-A, 47 p.: ill., maps ; 28 cm.,
• Connor, Jon J., 1991, Geochemical variation in a copper-bearing redbed sequence of the Ravalli Group (Belt Supergroup), northwestern Montana and northern Idaho; Part B, Geochemical data: Open-File Report 91-28-B, 6 p. (1 diskette), 1991. one 5 1/4 inch diskette,
• Conrad, James E.; Nowlan, G. A.; Causey, J. D.; Miller, M. S., 1991, Mineral resources of the El Dorado and Ireteba Peaks Wilderness Study Areas, Clark County, Nevada: U.S Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-323, iv, 29 p., :ill., maps ;28 cm.,
• Cooper, A. K.; Marlow, M. S.; Geist, E. L.; Smith, G. L., 1991, Multichannel seismic-reflection profiles collected in 1980 from the southern Bering Sea, Alaska: U.S. Geological Survey, Open-File Report 91-317, 4 p. :ill. ;28 cm.,
• Coplin, L. S.; Campodonico, Al, 1991, Records of wells, drillers‘ logs, water-level measurements, and chemical analyses of ground water in Harris and Galveston Counties, Texas, 1984-1989: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-598, iv, 168 p. :maps ;28 cm.,
• Costa, John E.; Schuster, Robert L., 1991, Documented historical landslide dams from around the world: U.S. Geological Survey Open-File Report 91-239, iv, 486 p.,
• Coury, Anny B.; Dyman, T. S., 1991, Abstracts of the U.S. Geological Survey, central region; 1991 poster review: U.S. Geological Survey, Open-File Report 91-582, iii, 35 p. ;28 cm.,
• Crawford, Charles G.; Wangsness, David J., 1991, Effects of advanced treatment of municipal wastewater on the White River near Indianapolis, Indiana : trends in water quality, 1978-86: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 88-335, v, 40 p. :ill. ;28 cm.,
• Cressler, Alan M., 1991, Chloride concentrations in the Upper Floridan Aquifer in the coastal area of Georgia, May 1990: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-173, 1 p. :map ;28 cm.,
• Crock, J. G.; Severson, R. C.; Erdman, James A., 1991, Water-extractable geochemical data for native and irrigated soils from the Kendrick Reclamation Project Area, Wyoming, 1988-89: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-394, 16 p. :maps ;28 cm.,
• Cronin, Thomas M.; Briggs, W. M., Jr.; Brouwers, E. M.; Whatley, R. C.; Wood, Adrian; Cotton, M. A., 1991, Modern Arctic podocopid ostracode database: U.S. Geological Survey, Open-File Report 91-385, 51 p., :ill. ;28 cm.,
• Crosta, G. B.; Powers, Philip S.; Savage, William Z., 1991, A study of flow development in mass movements of granular materials: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-383, 69 p., :ill. ;28 cm.,
• Day, Warren C.; Klein, Terry L.; Schulz, Klaus J., 1991, Digital data for the preliminary bedrock geologic map of the Roseau 1 degree x 2 degrees quadrangle, Minnesota, U.S.A., and Ontario, Canada in GSMAP version 7.0 format: U.S. Geological Survey :Books and Open-File Reports Section [distributor], Open-File Report 90-544-B, 1 computer disk ;5 1/4 in. +1 booklet ([3] leaves ; 28 cm.),
• Day, Warren C.; Schulz, K. J.; Klein, Terry L., 1991, Preliminary bedrock geologic map of the Roseau 1 degrees by 2 degrees Quadrangle, Minnesota, U.S.A., and Ontario, Canada: Open-File Report 90-544-A, 1 map :photocopy ;45 x 60 cm., on sheet 92 x 114 cm.,
• De Cola, Lee, 1991, Multifractals in image processing and process imaging: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-301, vi, 23 p. :ill. ;28 cm.,
• Delin, G. N.; Almendinger, James Edward, 1991, Delineation of recharge areas for selected wells in the St. Peter-Prairie du Chien-Jordan Aquifer, Rochester, Minnesota: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-397, vi, 60 p. :ill. ;28 cm.,
• Dempster, G. R.; Merk, C. F., 1991, Software quality assurance in the National Water Information System: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-218, iv, 17 p. :ill. ;28 cm.,
• Dennehy, Kevin F., 1991, National Water-Quality Assessment program; South Platte River basin: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-155, 2 p., :ill. ;28 cm.,
• Diggles, M. F., 1991, Mineral summaries for Oregon; U.S. Bureau of Land Mangement wilderness study areas: U.S. Geological Survey, Open-File Report 91-139, 298 p. :maps (some col.) ;28 cm.,
• Dikau, Richard; Brabb, Earl E.; Mark, Robert M., 1991, Landform classification of New Mexico by computer: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-634, 15 p. :ill., maps ;28 cm.,
• Doebrich, Jeff L.; White, Willis M., 1991, Geology of the Ishmas gold district, Kingdom of Saudi Arabia: Dept. of the Interior, U.S. Geological Survey, Open-File Report 90-303, 40 p. (2 plates folded in pocket, 8 figures, 36 p. of text),
• Domagalski, J. L.; Kuivila, K. M., 1991, Transport and transformation of dissolved rice pesticides in the Sacramento River delta, California: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-227, iv, 5 p. :ill., map ;28 cm.,
• Driedger, Carolyn L.; Walder, Joseph Scott, 1991, Recent debris flows at Mount Rainier: U.S. Geological Survey, Open-File Report 91-242, 2p. :ill. ;28 cm.,
• Driver, Nancy E.; Williams, Robert S., 1991, Water-quantity and water-quality data for an area leased to be surface mined for coal in northwestern Colorado: U.S. Dept. of the Interior, U.S. Geological Survey ; Open-File Report 90-708, iv, 83 p. :ill. ;28 cm.,
• Du Bray, E. A.; Stoeser, D. B.; McKee, E. H., 1991, Age and petrology of the Tertiary as Sarat volcanic field, southwestern Saudi Arabia: U.S. Geological Survey, Open-File Report 91-148, ii, 35 p. :ill. ;28 cm.,
• Dubrovsky, N. M., 1991, National Water-Quality Assessment program; the San Joaquin-Tulare basins: The Survey, Open-File Report 91-153, 2 p. :map ;28 cm.,
• Dubrovsky, N. M.; Neil, J. M.; Welker, M. C.; Evenson, K. D., 1991, Geochemical relations and distribution of selected trace elements in ground water of the northern part of the western San Joaquin Valley, California: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-108, v, 55 p. :ill. ;28 cm.,
• Dudley, W. W., Jr.; Buono, A. J.; Carr, M. D.; Downey, J. S.; Ervin, E. M.; Fox, K. F., Jr.; Gutentag, E. D.; Hayes, L. R.; Jones, B. F.; Luckey, R. R.; Muhs, D. R.; Peterman, Z. E.; Reheis, M. C.; Spengler, R. W.; Stuckless, J. S.; Taylor, E. M.; Whitney, J. W.; Wilson, W. E.; Winograd, I. J., 1991, Unpublished letter from U.S. Geological Survey scientists to the editor of the New York Times Magazine regarding William J. Broads‘ November 18, 1990 article on Yucca Mountain: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-58, 4 p. ;28 cm.,
• Duell, Lowell F. W., Jr.; Kaehler, Charles A., 1991, Ground-water data for San Nicolas Island, California, 1989-90: U.S. Geological Survey ;Books and Open-File Reports Section [distributor], Open-File Report 91-197, iv, 19 p. :ill., maps ;28 cm.,
• Dumouchelle, D. H.; De Roche, Jeffrey T., 1991, Lithologic, natural-gamma, grain-size, and well-construction data for Wright-Patterson Air Force Base, Ohio: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-181, v, 94 p. :ill. ;28 cm.,
• Dusel-Bacon, Cynthia, 1991, Metamorphic history of Alaska: U.S. Geological Survey, Open-File Report 91-556, i, 48 p. :ill., maps ;28 cm.,
• Dusel-Bacon, Cynthia; Brew, D. A.; Douglass, S. L., 1991, Metamorphic facies map of southeastern Alaska; distribution, facies, and ages of regionally metamorphosed rocks: U.S. Dept. of Interior, Geological Survey, Open-File Report 91-29, ii, 48 p. :ill., maps ;28 cm.,
• Dyni, John R., 1991, Oil-shale resources of the Mahogany Zone in eastern Uinta Basin, Uintah County, Utah: U.S. Geological Survey, Open-File Report 91-285, 82 p., [1] folded leaf of plates :ill., maps ;28 cm.,
• Eash, D. A.; Heinitz, A. J., 1991, Floods in the Nishnabotna River basin, Iowa: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-171, vi, 118 p. (some folded) :ill., maps ;28 cm.,
• Eaton, Jerry P., 1991, Determination of amplitude and duration magnitudes and site residuals from short-period seismographs in northern California: U.S. Geological Survey, Open-File Report 91-592, 100 p., :ill. ;28 cm.,
• Edelmann, Patrick; Altamore Scaplo, Julie; Colalancia, Don Anthony; Elson, Brian B., 1991, Compilation of water-quality data for Pueblo Reservoir and the upper Arkansas River Basin, Colorado, 1985-87: U.S. Dept. of the Interior, U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-506, 409 p. (2 plates folded in pocket, 9 figures, 103 tables, 7 p. of text),
• edited by Diggles, Michael F., 1991, Assessment of undiscovered porphyry copper deposits within the range of the northern spotted owl, northwestern California, western Oregon, and western Washington: Open-File Report 91-377, 58 p. : ill., maps ; 28 cm + 27 maps.,
• edited by Folger, D. W.; Colman, S. M.; Barnes, P. W., 1991, 3rd annual Southern Lake Michigan coastal erosion study workshop: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-284, iv, 80 p. :ill., maps ;28 cm.,
• edited by Glenn, M. E., 1991, Water resources activities in Florida, 1990-91: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-78, viii, 84 p. :ill., maps ;28 cm.,
• edited by Gomberg, J. S., 1991, U.S. Geological Survey Committee for the Advancement of Science in the Yucca Mountain Project Symposium on Fractures, Hydrology, and Yucca Mountain; abstracts and summary: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-125, iii, 39 p. :ill. ;28 cm.,
• edited by Hall, A. E.; Scott, J. C., 1991, Cooperative activities of the U.S. Geological Survey with Historically Black Colleges and Universities, fiscal years 1983-90: U.S. Geological Survey, Open-File Report 91-93, iv, 19 p. :ill. ;28 cm.,
• edited by Orris, G. J.; Bliss, James D., 1991, Some industrial mineral deposit models : descriptive deposit models: U.S. Geological Survey, Open-File Report 91-11-A, iv, 73 p. ;28 cm.,
• edited by Sproull, J. D., 1991, Joint Education Initiative, JEdI, 1990 teacher activities book: U.S. Department of the Interior, Geological Survey, Open-File Report 91-14, 76 p. 3 computer laser optical disks ;4 3/4 in.,
• Elder, William P.; Miller, John W., 1991, Maps showing fossil localities and checklists of Jurassic and Cretaceous macrofauna of western Alaska: U.S. Geological Survey, Open-File Report 91-629, 71 p. :maps ;28 cm.,
• Ellen, Stephen D.; Everson, R. M.; Pierson, Thomas C., 1991, Map showing the distribution of debris flows during the New Year‘s Eve storm of 1987-1988 in southeastern Oahu, Hawaii; prepared in cooperation with the City and County of Honolulu: Open-File Report 91-129, 1 map :photocopy ;sheet 91 x 91 cm.,
• Ellis, Sherman R., 1991, National Water-Quality Assessment Program - The Rio Grande Valley: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-160, 1 sheet :ill. ;28 cm.,
• Emerson, Douglas G., 1991, Documentation of a heat and water transfer model for seasonally frozen soils with application to a precipitation-runoff model: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-462, v, 92 p. :ill. ;28 cm.,
• Erdmann, David E., 1991, Quality assurance requirements for water-quality laboratories providing analytical survices for the Water Resources Division of the U.S. Geological Survey: U.S. Geological : Books and Open-File Reports Section [distributor], Open-File Report 91-222, iii, 8 p. :ill. ;28 cm.,
• Erdmann, David E., 1991, Technical review of water-quality laboratories providing analytical services for the Water Resources Division of the U.S. Geological Survey: U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-223, iii, 19 p. :ill. ;28 cm.,
• Erickson, B. M.; Briggs, P. H.; Kennedy, K. R.; Peacock, T. R., 1991, Analytical results for sedge samples collected on the wetland receiving acid mine drainage waters from St. Kevin Gulch, Leadville, Colorado: U.S. Geological Survey, Open-File Report 91-126, 83 p. :ill. ;28 cm.,
• Evarts, R. C.; Ashley, R. P., 1991, Preliminary geologic map of the Lakeview Peak Quadrangle, Cowlitz County, Washington: U.S. Geological Survey, Open-File Report 91-289, 35 p. :ill., maps ;28 cm.,
• Evenden, G. I., 1991, Technical manual for a UNIX-based device-independent vector graphic system: United States Department of the Interior, Geological Survey, Open-File Report 91-2, 50 p. ;28 cm.,
• Evenden, Gerald I., 1991, Notes on a method to transform digitized coordinates to geographic coordinates: U.S. Geological Survey, Open-File Report 91-17, iii, 5 p. ;28 cm.,
• Evernden, J. F., 1991, Computer programs and data bases useful for prediction of ground motion resulting from earthquakes in California and the conterminous United States: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-338, 56 p. ; 2 computer disks ;3 1/2 in.,
• Ferrians, Oscar J., Jr., 1991, Bibliography of Quaternary geology, Copper River Basin and adjacent areas, south-central Alaska: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-107-A, 20 p. ;28 cm.,
• Ferrians, Oscar J., Jr., 1991, Bibliography of Quaternary geology, Copper River Basin and adjacent areas, south-central Alaska: U.S. Geological Survey ;Books and Open-File Reports Section [distributor], Open-File Report 91-107-B, 1 computer disk ;5 1/4 in.,
• Ficklin, W. H.; Love, A. H.; Briggs, P. K., 1991, Analytical results for total and partial metal extractions in aquifer material, Pinal Creek, Globe, Arizona: U.S. Geological Survey, Open-File Report 91-111, 33 p. :ill. ;28 cm.,
• Figueroa-Alamo, Carlos, 1991, Sedimentation survey of Lago Toa Vaca, Puerto Rico, July 1985: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 90-199, iv, 9 p. :ill. ;28 cm.,
• Finkelman, A. C.; Wong, C. J.; Cheng, A. C.; Finkelman, R. B., 1991, Bibliography of publications containing major, minor, and trace element data from the National Coal Resources Data System: U.S. Geological Survey, Open-File Report 91-123, 19 p. ;28 cm.,
• Finkelman, Robert B.; Krasnow, Marta R., 1991, Combustion and leaching behavior of elements in the USGS coal standard CLB-1: U.S. Geological Survey, Open-File Report 91-616, 24 p. ;28 cm.,
• Fitterman, D. V.; Dennehy, K. F., 1991, Verification of geophysically determined depths to saltwater near the Herring River (Cape Cod National Seashore), Wellfleet, Massachusetts: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-321, v, 49 p. :ill., maps ;28 cm.,
• Fitzgibbon, Todd T., 1991, ALACARTE installation and system manual: U.S. Geological Survey, Open-File Report 91-587-B, 66 p. ;28 cm.; An Author‘s Retrospective on ALACARTE; Readme;,
• Fitzgibbon, Todd T.; Wentworth, Carl M., 1991, ALACARTE User Interface - AML Code and Demonstration Maps: U.S. Geological Survey Open-File Report 91-587-A, 10 p. ;28 cm.; An Author‘s Retrospective on ALACARTE; Readme txt;,
• Fleischer, Michael; Rosenblum, Sam; Woodruff, Mary, 1991, The distribution of lanthanides and yttrium in the minerals of the monazite family: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-580, 1 v., 125 p. ;28 cm.,
• Foglesong, M. Teresa, 1991, Water-related scientific activities of the U.S. Geological Survey in Nevada, Fiscal years 1989-90: U.S. Geological Survey ; Books and Open-file Reports Section [distributor], Open-File Report 91-516, v, 82 p. :ill., maps ;28 cm.,
• Foley, Kevin M.; Poore, Richard Z., 1991, Planktic foraminifer census data from Northwind Ridge Core 5, Arctic Ocean: U.S. Geological Survey, Open-File Report 91-346, 6 p. :ill. ;22 x 28 cm.,
• Fontaine, Richard A.; Nielsen, Joseph P., 1991, Flood of April 1987 in Maine: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 92-141, v, 66 p. ill. ;28 cm.,
• Force, E. R., 1991, Fluvial gold placers and basin-margin rotation: U.S. Geological Survey, Open-File Report 91-306, 14 p. :ill. ;28 cm.,
• Foster, D. S.; Colman, S. M., 1991, Preliminary interpretation of the high-resolution seismic stratigraphy beneath Lake Michigan: U.S. Geological Survey, Open-File Report 91-21, ii, 42 p. :ill. ;28 cm.,
• Franke, O. L.; Bennett, G. D.; Reilly, T. E.; Laney, R. L.; Buxton, H. T.; Sun, R. J., 1991, Concepts and Modeling in Ground-Water Hydrology - A Self-Paced Training Course: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-707, 1 v. ill. ;28 cm.,
• Freeberg, J. H., 1991, Santa Clara County, California environmental geology; selected references: U.S. Geological Survey, Open-File Report 91-26, 24 p. :map ;28 cm.,
• Freeman, Joyce E.; Komor, Stephen C., 1991, Selected water-quality data for Rapid Creek basin, southwestern South Dakota, 1946-90: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-249, 194 p. :ill. ;28 cm.,
• Freeman, W. O., 1991, National Water-Quality Assessment Program - The Hudson River Basin: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-166, 1 sheet :map ;28 cm.,
• Freiwald, D. A., 1991, National Water-Quality Assessment program; Ozark Plateaus: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-162, 2p., :ill. ;28 cm.,
• Frenzel, Peter F., 1991, Listings of model input values for the simulation of ground-water flow in the San Andres-Glorieta aquifer in the Acoma Embayment and eastern Zuni Uplift, west-central New Mexico: U.S. Geological Survey ; Available from U.S. Geological Survey Books and Open-File Reports, Open-File Report 91-236, 2 computer disks ;5 1/4 in. +1 booklet (iii, 7p. ; 28 cm.),
• Frost, Gina M.; Stanley, Richard G., 1991, Compiled geologic and Bouguer gravity map of the Nenana basin area, central Alaska: U.S. Geological Survey, Open-File Report 91-562, 30 p. :ill., maps ;28 cm.,
• Fuller, H. Kit; Gunnells, Gregory B., 1991, GEOINDEX database on geologic maps accessible using GSSEARCH search and retrieval software: Open-File Report 91-575-A, 21 leaves ; 28 cm.,
• Fuller, H. Kit; Gunnells, Gregory B., 1991, GEOINDEX database on geologic maps accessible using GSSEARCH search and retrieval software: Open-File Report 91-575-B, Fourteen 5 1/4 inch diskettes,
• Fumal, T. E., 1991, A compilation of the geology and measured and estimated shear-wave velocity profiles at strong-motion stations that recorded the Loma Prieta, California, earthquake: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-311, 163 p. :ill., maps ;28 cm.,
• Garcia, Kerry T.; Jacoboni, Judy M., 1991, Data on ground-water quality in the Winnemucca District of the U.S. Bureau of Land Management, northwestern Nevada, 1934-87: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 89-424, iv, 150 p. :maps ;28 cm.; 1 over-size sheet,
• Gardner, J. V.; Sarna-Wojcicki, A. M.; Adam, D. P.; Dean, W. E.; Bradbury, J. P.; Rieck, H. J., 1991, Report of a workshop on the Correlation of Marine and Terrestrial Records of Climate Changes in the Western U.S.: U.S. Geological Survey, Open-File Report 91-140, i, 48 p. :ill. ;28 cm.,
• Garrett, Ronald G.; Bales, Jerad, 1991, Water-quality data from continuously monitored sites in the Pamlico and Neuse River estuaries, North Carolina, 1989-90: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-465, vi, 151 p. :ill., maps ;28 cm.,
• Gates, Joseph Spencer; Dragos, Stefanie L., 1991, Water-resources activities in Utah by the U.S. Geological Survey, October 1, 1989, to September 30, 1990: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-495, v, 49 p. :ill., maps ;28 cm.,
• Geological Survey (U.S.), 1991, Review of geotechnical aspects of the Jordanelle Damsite, Heber, Utah: U.S. Geological Survey, Open-File Report 91-398, 43 p. ;28 cm.,
• Geological Survey (U.S.), 1991, New information resources of the U.S. Geological Survey Library System, Number 57, January 1991: Open-File Report 91-400-A, 93 p.,
• Geological Survey (U.S.), 1991, New information resources of the U.S. Geological Survey Library System, Number 58, February 1991: Open-File Report 91-400-B, 70 p.,
• Geological Survey (U.S.), 1991, Evaluation of metallic mineral resources and their geologic controls in the East Mojave National Scenic Area, San Bernardino County, California: U.S. Geological Survey, Open-File Report 91-427, 278 p. :ill. (some col.), maps ;28 cm.,
• Geological Survey (U.S.), 1991, Preliminary determination of epicenters; monthly listing, January-March 1991: Open-File Report 91-600-A, 96 p.,
• Geological Survey (U.S.), 1991, Preliminary determination of epicenters; monthly listing, April-June 1991: Open-File Report 91-600-B, 88 p.,
• Geological Survey (U.S.), 1991, Preliminary determination of epicenters; monthly listing, July-September 1991: Open-File Report 91-600-C, 91 p.,
• Geological Survey (U.S.), 1991, Preliminary determination of epicenters; monthly listing, October-December 1991: Open-File Report 91-600-D, 92 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, January 1991: Open-File Report 91-601-A, 349 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, January 1991: U.S. Dept. of the Interior, Geological Survey, National Earthquake Information Center :Books and Open-File Reports Section [distributor], Open-File Report 91-601-B, computer disks ;5 1/4 in.,
• Geological Survey (U.S.), 1991, Earthquake data report, February 1991: Open-File Report 91-602-A, 266 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, February 1991: Open-File Report 91-602-B, Three 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, March 1991: Open-File Report 91-603-A, 312 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, March 1991: Open-File Report 91-603-B, Three 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, April 1991: Open-File Report 91-604-A, 365 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, April 1991: Open-File Report 91-604-B, Four 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, May 1991: Open-File Report 91-605-A, 329 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, May 1991: Open-File Report 91-605-B, Four 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, June 1991: Open-File Report 91-606-A, 347 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, June 1991: Open-File Report 91-606-B, Four 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, July 1991: Open-File Report 91-607-A, 365 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, July 1991: Open-File Report 91-607-B, Four 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, August 1991: Open-File Report 91-608-A, 310 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, August 1991: Open-File Report 91-608-B, Three 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, September 1991: Open-File Report 91-609-A, 273 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, September 1991: Open-File Report 91-609-B, Three 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, October 1991: Open-File Report 91-610-A, 343 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, October 1991: Open-File Report 91-610-B, Four 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, November 1991: Open-File Report 91-611-A, 290 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, November 1991: Open-File Report 91-611-B, Three 5 1/4 inch diskettes,
• Geological Survey (U.S.), 1991, Earthquake data report, December 1991: Open-File Report 91-612-A, 415 p.,
• Geological Survey (U.S.), 1991, Earthquake data report, December 1991: Open-File Report 91-612-B, Four 5 1/4 inch diskettes,
• Gerhart, J. M., 1991, National water-quality assessment program; the Potomac River basin: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-157, 2 p. :map ;28 cm.,
• Giese, G. L.; Eimers, J. L.; Coble, R. W., 1991, Simulation of ground-water flow in the coastal plain aquifer system of North Carolina: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 90-372, xiii, 178 p. :ill. ;28 cm.,
• Giese, G. L.; Mason, Robert R., 1991, Low-flow characteristics of streams in North Carolina: Open-File Report 90-399, 2 maps :col. ;sheets 73 x 106 cm., folded in envelope 31 x 23 cm.,
• Gilbert, Bruce K.; Mann, William B., 1991, The U.S. Geological Survey Federal-State Cooperative Water-Resources Program; fiscal year 1990: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-198, iii, 39 p. :ill. ;28 cm.,
• Gillespie, James B.; Hargadine, G. D.; Myers, N. C.; Hargadine, D. A., 1991, Geohydrologic data for the South Fork Ninnescah River valley and adjacent uplands in Pratt and Kingman counties, south-central Kansas: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-186, vi, 55 p. :ill. ;28 cm.,
• Glanzman, V. M., 1991, Bibliography of publications related to the Yucca Mountain Site Characterization Project prepared by U.S. Geological Survey personnel through April, 1991: U.S. Dept. of the Interior, U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-341, 52 p. :ill., map ;28 cm.,
• Glen, J. M.; Ponce, David A., 1991, Aeromagnetic map of the Beatty quadrangle, Nevada-California: Open-File Report 91-105, 1 map ;56 x 89 cm., on sheet 71 x 122 cm., folded in envelope 29 x 21 cm.,
• Goldfinger, Chris; Kulm, LaVerne D.; Yeats, Robert S.; Appelgate, T. Bruce, Jr.; MacKay, Mary E.; Cochrane, Guy R., 1991, Active strike-slip faulting and folding of the Cascadia plate boundary and forearc in central and northern Oregon: U.S. Geological Survey, Open-File Report 91-441-S, 42 p. :ill. ;28 cm.,
• Goodwin, C. R., 1991, Tidal-flow, circulation, and flushing changes caused by dredge and fill in Hillsborough Bay, Florida: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 88-76, vi, 50 p. :ill. ;28 cm.,
• Goodwin, Carl R., 1991, Simulation of the effects of proposed tide gates on circulation, flushing, and water quality in residential canals, Cape Coral Florida: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-237, v, 43 p. :ill., maps ;28 cm.,
• Goter, Susan K., 1991, Earthquakes in Utah, 1884-1989: Open-File Report 91-128, 1 map :col. ;sheet 139 x 102 cm.,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; geologic setting, overview, and chemical methods used: Open-File Report 91-322-A, 12 p., 1 table, 40 refs,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; South Hartford Basin, Connecticut: Open-File Report 91-322-B, 5 p.(1 sheet), 1 table, 1 refs,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; eastern Newark Basin, New York and New Jersey: Open-File Report 91-322-C, 6 p. (1 sheet), 3 refs,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; western Newark Basin, Pennsylvania and New Jersey: Open-File Report 91-322-D, 27 p. (1 sheet), 12 tables, 4 refs,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; Gettysburg Basin and vicinity, Pennsylvania and Maryland: Open-File Report 91-322-E, 56 p. (1 sheet), 7 tables, 2 refs,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; Culpeper Basin and vicinity, Virginia and Maryland: Open-File Report 91-322-F, 51 p. (1 sheet), 11 tables, 3 refs,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; Farmville and Scottsville basins and vicinity, Virginia: Open-File Report 91-322-G, 3 p. (1 sheet), 1 table, 1 refs,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; Danville Basin and vicinity, Virginia: Open-File Report 91-322-H, 5 p. (1 sheet), 3 tables, 1 refs,
• Gottfried, David; Froelich, Albert J.; Grossman, J. N., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States; Durham and Sanford basins, North Carolina: Open-File Report 91-322-I, 21 p. (1 sheet), 5 tables,
• Gough, L. P.; Severson, R. C.; Harms, T. F.; Papp, C. S.; Shacklette, H. T., 1991, Biogeochemistry of selected plant materials, Alaska: U.S. Geological Survey, Open-File Report 91-292, 30 p. :ill. ;28 cm.,
• Grady, S. J.; Garabedian, S. P., 1991, National Water-Quality Assessment Program; the Connecticut River and Long Island Sound Coastal Rivers: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-159, 2 p. :map ;28 cm.,
• Green, J. H., 1991, WRD project and report management guide: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-224, iii, 152 p. :ill. ;28 cm.,
• Green, J. Wayne., 1991, Definitions of database files and fields of the Personal Computer-Based Water Data Sources Directory: U.S. Geological Survey ; U.S. Geological Survey, Books and Open-File Reports [distributor], Open-File Report 91-184, vii, 167 ;28 cm.,
• Grillo, D. A.; DeBortoli, Myrna L.; Lee, Arlyn, 1991, Activities of the Water Resources Division, California District, fiscal years 1988-90: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-243, vi, 116 p. :ill. ;28 cm.,
• Grim, Muriel S.; Coddington, Joseph M.; Ambroziak, Russell A.; McFaul, E. J., 1991, GLORIA imagery and bathymetry from the U.S. EEZ off Washington, Oregon, and California: Office of Energy and Marine Geology, U.S. Geological Survey ; Books and Open-File Reports Section, distributor], Open-File Report 91-396, 1 computer laser optical disk ;4 3/4 in.,
• Grossman, J. N.; Gottfried, David; Froelich, Albert J., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States: Open-File Report 91-322-J, One 5 1/4 inch diskette,
• Grossman, J. N.; Gottfried, David; Froelich, Albert J., 1991, Geochemical data for Jurassic diabase associated with early Mesozoic basins in the Eastern United States: Open-File Report 91-322-K, One 3 1/2 inch diskette,
• Grosz, A. E. ;Kelly, William M., 1991, Titanium-zirconium-rare-earth placer resources potential of surficial sediments on the Atlantic Continental Shelf offshore of New York, Rhode Island, and southern Massachusetts: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-391, 36 p. :ill., map ;28 cm.,
• Grout, M. A.; Verbeek, E. R., 1991, Fracture history of the Divide Creek and Wolf Creek anticlines and its relation to Laramide basin-margin tectonism, southern Piceance Basin, northwestern Colorado: U.S. Dept. of the Interior, Geological Survey, Open-File Report 88-10, 53 p. :ill., maps ;28 cm.,
• Grout, Marilyn A., 1991, Cleat data for coal beds in the southern Piceance Basin, northwestern Colorado: U.S. Geological Survey, Open-File Report 91-363, i, 30 p., :ill. ;28 cm.,
• Ham, Lisa K.; Sears, L. N.; Phillips, S. W.; Tenbus, F. J., 1991, Hydrogeologic data for Carroll Island, Aberdeen Providing Ground, Maryland: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 89-388, vi, 105 p. :ill., maps ;28 cm.,
• Ham, Lisa K.; Tenbus, F. J.; Sears, L. N.; Phillips, S. W., 1991, Hydrogeologic data for Graces Quarters, Aberdeen Proving Ground, Maryland: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-71, iv, 68 p. :ill., maps ;28 cm.,
• Hamilton, Kristie G.; Stringer, Eric A., 1991, Quality of ground water used for drinking at 22 schools in Tennessee with supply systems classified as non-community, non-transient; prepared in cooperation with the Tennessee Department of Environment and Conservation, Division of Water Supply.: Open-File Report 91-534, 1 map ;on sheet 67 x 58 cm., folded in envelope 31 x 23 cm.,
• Harden, J. W.; Slate, J. L.; Lamothe, P. J.; Chadwick, O. A.; Pendall, E. G.; Gillespie, A. R., 1991, Soil formation on the Trail Canyon alluvial fan, Fish Lake Valley, Nevada: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-291, 29 p. :ill., maps ;28 cm.,
• Harksen, C. J.; Midtlyng, K. S., 1991, Water-resources activities of the U.S. Geological Survey in Montana, October 1989 through September 1991: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-191, iv, 77 p. :ill., maps ;28 cm.,
• Harlow, George E.; LeCain, Gary D., 1991, Hydraulic characteristics of, and ground-water flow in, coal-bearing rocks of southwestern Virginia: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-250, 48 p. :ill., maps ;28 cm.,
• Harmsen, S. C., 1991, Seismicity and focal mechanisms for the southern Great Basin of Nevada and California in 1990: U.S. Geological Survey, Open-File Report 91-367, iv, 103 p. :ill. ;28 cm.,
• Hatch, Norman L., Jr., 1991, Reconnaissance bedrock geologic map of the Randolph Center quadrangle, Vermont: Open-File Report 91-275, 1 map :photocopy ;58 x 42 cm., on sheet 79 x 64 cm. +1 pamphlet (8 p. ; 28 cm.),
• Hauksson, Egill; Jones, L. M.; Mori, J. J.; Clayton, R. W.; Heaton, T. H.; Kanamori, Hiroo; Helmberger, D. V., 1991, Southern California Seismographic Network; report to the U.S. Geological Survey, August 21, 1990: U.S. Geological Survey, Open-File Report 91-38, 68 p. :ill. ;28 cm.,
• Have, M. R., 1991, Streamflow entering and leaving Lake Bemidji, Beltrami County, Minnesota, July 1987 through September 1989: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-499, iv, 25 p. :ill. ;28 cm.,
• Havens, John S., 1991, Oklahoma, a summary of activities of the U.S. Geological Survey, Water Resources Division, in fiscal years 1988-90: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-492, vi, 102 p. :ill., maps ;28 cm.,
• Helley, E. J.; Nakata, J. K., 1991, Geological map of the Gilroy 7.5 minute Quadrangle, California: U.S. Geological Survey, 1991 Open-File Report 91-278, 10 p. :ill., maps ;28 cm.,
• Helley, Edward J., 1991, Preliminary contour map showing elevation of surface of Pleistocene alluvium under Santa Clara Valley, California: Open-File Report 90-633, 1 map :photocopy ;98 x 114 cm., on sheet 107 x 128 cm.,
• Hendricks, J. D.; Plescia, J. B.; Matic, A. K., 1991, Complete Bouguer gravity map of the Bagdad 0.5 degrees by 1 degree quadrangle, Arizona: Open-File Report 91-640, 1 map :photocopy ;56 x 92 cm., folded to 23 x 21 cm.,
• Herring, James R.; Manheim, Frank T.; Farrell, Kathleen; Huddlestun, Paul; Bretz, Brian., 1991, Size analysis, visual estimation of phosphate and other minerals, and preliminary estimation of recoverable phosphate in size fractions of sediment samples from drillholes GAT-90, Tybee Island, and GAS-90-2, Skidaway Island, Georgia: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-586, 35 p., 6 figures, 7 tables,
• Hicks, D. W.; McConnell, J. B.; Asmussen, L. E.; Leonard, R. A.; Smith, C. N., 1991, Movement and fate of agricultural chemicals in the surface and subsurface environments near Plains, southwestern Georgia; integrated work plan: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-73, iv, 26 p. :ill. ;28 cm.,
• Hildenbrand, T. G.; Kucks, R. P., 1991, Total intensity magnetic anomaly map of Missouri: Open-File Report 91-573, 1 map :photocopy ;104 x 122 cm.,
• Hill, D. P.; Johnston, M. J.; Langbein, J. O.; McNutt, S. R.; Miller, C. D.; Mortensen, C. E.; Pitt, A. M.; Rojstaczer, 1991, Response plans for volcanic hazards in the Long Valley Caldera and Mono Craters area, California: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-270, 65 p. :ill., maps ;28 cm.,
• Hill, Patricia L., 1991, Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for the states west of approximately 104 degrees longitude (exclusive of Hawaii and Alaska): Open-File Report 91-370-A, 172 p. sketch maps,
• Hill, Patricia L., 1991, Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for the states west of the Mississippi River and east of approximately 104 degrees longitude: Open-File Report 91-370-B, 71 p. sketch maps,
• Hill, Patricia L., 1991, Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for the states east of the Mississippi River and north of the Ohio and Potomac Rivers: Open-File Report 91-370-C, 104 p. sketch maps,
• Hill, Patricia L., 1991, Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for the states east of the Mississippi River and south of the Ohio and Potomac Rivers: Open-File Report 91-370-D, 67 p. sketch maps,
• Hill, Patricia L., 1991, Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for Hawaii and Alaska: Open-File Report 91-370-E, 35 p. sketch maps,
• Hill, Patricia L., 1991, Bibliographies and location maps of publications on aeromagnetic and aeroradiometric surveys for Puerto Rice and large areas of the conterminous United States: Open-File Report 91-370-F, 35 p., sketch maps,
• Hindall, S. M.; Camp, L. D., 1991, Current water-resources activities in Ohio, 1991: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-96, v, 71 p. :ill. ;28 cm.,
• Hodges, Carroll Ann; Ludington, Steve, 1991, Quantitative assessment of undiscovered metallic mineral resources in the East Mojave National Scenic Area, Southern California: U.S. Geological Survey, Open-File Report 91-551, 18 p., :ill. ;28 cm.,
• Holcomb, Larry Claude; Hutt, Charles R., 1991, Test and evaluation of the Guralp Systems CMG-3S broadband borehole deployable seismometer system: U.S. Geological Survey, Open-File Report 91-282, 1 v., 123p., :ill. ;28 cm.,
• Holland, T. W.; Manning, C. A., 1991, Summary of reported agriculture and irrigation water use in Crittendon County, Arkansas, 1991: U.S. Geological Survey ; Earth Science Information Center, Open-File Reports Section [distributor], Open-File Report 93-426, 8 p. :ill. ;23 x 41 cm. folded to 23 x 11 cm.,
• Hopkins, D. A.; List, J. H., 1991, Cartographic production for the Louisiana barrier island erosion study: U.S. Geological Survey, Open-File Report 91-272, 22 p. :ill. ;28 cm.,
• Hopkins, D. A.; List, J. H., 1991, Cartographic production for the Louisiana barrier island erosion study: U.S. Geological Survey, Open-File Report 91-305, 25 p. :ill. ;28 cm.,
• Hopkins, David Moody; Gray, J. E.; Hageman, P. L.; McDougal, C. M.; Slaughter, K. E., 1991, Gold, mercury, tellurium, and thallium data and sample locality map of stream-sediment samples from the Iditarod quadrangle, Alaska: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-283-A, 37 leaves :maps ;28 cm.,
• Hopkins, David Moody; Gray, J. E.; Hageman, P. L.; McDougal, C. M.; Slaughter, K. E., 1991, Gold, mercury, tellurium, and thallium data and sample locality map of stream-sediment samples from the Iditarod quadrangle, Alaska: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor], Open-File Report 91-283-B, 1 computer disk ;5 1/4 in.,
• Hopkins, Dorothy; List, Jefferey H.; Jaffe, Bruce E.; Dalziel, Keith A., 1991, Cartographic Production for the Louisiana Barrier Island Erosion Study: 2. Generation of Surface Grids: U.S. Geological Survey, Open-File Report 91-615, 28 p. :ill. ;28 cm.,
• Horowitz, A. J., 1991, A primer on sediment-trace element chemistry: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-76, vi, 136 p. :ill. ;28 cm.,
• Hosman, R. L., 1991, Regional stratigraphy and subsurface geology of Cenozoic deposits, Gulf Coastal Plain, south-central United States: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-66, vi, 43 p. :ill., maps ;28 cm.,
• Hostettler, F. D.; Rapp, J. B.; Kvenvolden, K. A., 1991, Geochemical investigation of an oil spill in San Francisco Bay, California: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-130, 25 p. :ill., map ;28 cm.,
• Hotchkiss, Frances S.; Signell, Richard P., 1991, Average near-bottom currents in Massachusetts Bay and Cape Cod Bay measured with Woodhead drifters; progress report for drifters released Sept. 1990 through May 1991: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-361, 13 p., :ill., map ;28 cm.,
• Hubbard, Larry L., 1991, Floods of January 9-11, 1990 in northwestern Oregon and southwestern Washington: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-172, iv, 10 p. :ill., map ;28 cm.,
• Hudson, J. H.; Halley, R. B.; Joseph, A. J.; Lidz, B. H.; Schroeder, D., 1991, Long-term thermograph records from the upper Florida Keys; comparisons between sites: U.S. Geological Survey, Open-File Report 91-344, 110 p. :chiefly ill. ;28 cm.,
• Huffman, G. C.; Whited, C. R., 1991, Ground-water data for Michigan 1989: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-55, iv, 51 p. :ill. ;28 cm.,
• Huntzinger, T. L., 1991, National Water-Quality Assessment Program - The Central Nebraska Basins: U.S. Geological Survey Open-File Report 91-97, 2 p.,
• Hutchinson, C. B., 1991, Assessment of hydrogeologic conditions with emphasis on water quality and wastewater injection, Southwest Sarasota and West Charlotte counties, Florida: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 90-709, vi, 103 p. :ill. ;28 cm.,
• Hutson, Susan S., 1991, Ground-water use by public-supply systems in Tennessee in 1988; prepared in cooperation with the Tennessee Department of Health and Environment: Open-File Report 91-176, 1 map :col. ;18 x 59 cm., on sheet 64 x 85 cm., folded in envelope 31 x 23 cm.,
• Ikehara, M. E., 1991, Land subsidence in the Sacramento-San Joaquin Delta, California: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-452, 2 p., :map ;28 cm.,
• Ingebritsen, S. E.; Mariner, R. H.; Sherrod, David R., 1991, Hydrothermal systems of the Cascade Range, north-central Oregon: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-69, xiii, 217 p. :ill., maps ;28 cm.,
• Izbicki, John A.; Parker, Gene W., 1991, Water depth and thickness of sediments in reservoirs 1 and 2, Framingham and Ashland, Massachusetts: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-508, iv, 18 p., :ill., maps ;28 cm.,
• Jachens, Robert C.; Dixon, Eleanor T., 1991, Aeromagnetic map of the Santa Ana 1:100,000 scale quadrangle, California: Open-File Report 91-393, 1 map :photocopy ;55 x 93 cm., on sheet 91 x 127 cm.,
• Jackson, John C.; Adrian, Betty M., 1991, Geochemical data for 608 heavy-mineral concentrates from the northeast part of the Greenville 1 degree X 2 degree Quadrangle, South Carolina, by semi-quantitative emission spectrography: U.S. Geological Survey, Open-File Report 91-15, 25 p. ;28 cm.,
• Jackson, L. L.; Gough, L. P., 1991, Seasonal and spatial biogeochemical trends for chaparral vegetation and soil geochemistry in the Santa Monica Mountains National Recreation Area, CA: U.S. Geological Survey, Open-File Report 91-5, vii, 113 p. :ill. ;28 cm.,
• Jacobson, Muriel L., 1991, National Earthquake Hazards Reduction Program, summaries of technical reports; Volume XXXII: U.S. Geological Survey, Open-File Report 91-352, v, 707 p. :ill., maps ;28 cm.,
• Jacques, D. V.; Crawford, Charles G., 1991, National Water-Quality Assessment Program - White River Basin: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-169, 1 sheet :map ;28 cm.,
• Jaffe, B. E.; List, J. H.; Sallenger, A. H., Jr.; Holland, K. T., 1991, Louisiana barrier island erosion study; correction for effect of relative sea level change on historical bathymetric survey comparisons, Isles Dernieres area, Louisiana: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-276, 33 p. :ill., map ;28 cm.,
• Janzer, Victor J.; Stanley, G. W.; Long, H. K.; Farrar, J. W.; Brezina, K. A., 1991, Data for gross alpha, gross beta, gross radium as radium-226, and uranium in ground and surface waters in the United States, mid-1954 through 1965: U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-70, iii, 153 p. ;28 cm.,
• Jeffcoat, Hillary H.; Meadows, Elizabeth A.; Roberts, A. Jean, 1991, Water resources activities in Alabama, 1990-91: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-474, vi, 25 p. :ill., map ;28 cm.,
• Jibson, Randall W.; Prentice, Carol S., 1991, Ground failure produced by the 29 April 1991 Racha earthquake in Soviet Georgia: U.S. Geological Survey, Open-File Report 91-392, ii, 5 leaves ;28 cm.,
• Jibson, Randall W.; Staude, John-Mark, 1991, Bluff recession rates along the Lake Michigan shoreline in Illinois: U.S. Geological Survey, Open-File Report 91-583, 16 p. :ill. ;28 cm.,
• Johncox, David A.; Gaggiani, Neville G., 1991, Selected hydrologic data for farmland treated with sewage sludge near Platteville, Colorado, 1985-91: U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-529, iv, 120 p. :ill. ;28 cm.,
• Johnson, Kathleen M.; Worl, Ronald G., 1991, Mineral resource studies of national forest roadless areas in Idaho: United States Department of the Interior, Geological Survey, Open-File Report 91-589, iii, 84 p. :ill., maps ;28 cm.,
• Joiner, Charles N., 1991, Chloride concentrations in the upper water-bearing zone of the upper Floridan Aquifer in the Brunswick area, Georgia, October-November 1990: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-174, 1 p. :map ;28 cm.,
• Jones, Joanne C.; Tracey, Debra C.; Sorensen, Frances W., 1991, Operating manual for the U.S. Geological Survey‘s data-collection system with the Geostationary Operational Environmental Satellite: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-99, iii, 237 p. (loose-leaf) :ill. ;28 cm.,
• Jones, L. M.; Sieh, K. E.; Agnew, D. C.; Allen, C. R.; Bilham, Roger; Ghildarducci, Mark; Hager, B. H.; Hauksson, Egill; Hudnut, K. W.; Jackson, D. D.; Sylvester, A. G., 1991, Short-term earthquake hazard assessment for the San Andreas Fault in southern California: U.S. Geological Survey, Open-File Report 91-32, 42 p. :ill., maps ;28 cm.,
• Jones, M. A., 1991, Selected references for the Puget-Willamette Lowland regional aquifer-system analysis, Puget Sound Lowland, Washington: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-584, iii, 55 p. :map ;28 cm.,
• Jordan, Paul Robert; Stamer, J. K., 1991, Surface water-quality assessment of the lower Kansas River basin, Kansas and Nebraska; analysis of available water-quality data through 1986: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-75, x, 172 p. :ill., maps ;28 cm.,
• Kaehler, C. A.; Hsieh, P. A., 1991, Hydraulic properties of a fractured-rock aquifer, Lee Valley, San Diego County, California: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-592, vi, 94 p. :ill., maps ;28 cm.,
• Kalkhoff, S. J.; Kuzniar, R. L., 1991, Hydrologic data for the Big Spring basin, Clayton County, Iowa; water year 1989: U.S. Geological Survey ; Books and Open-File Reports, Open-File Report 91-63, vi, 66 p. :ill., maps ;28 cm.,
• Kantrowitz, I. H., 1991, National water-quality assessment program : the Georgia-Florida coastal plain: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-152, 2 p. :map ;28 cm.,
• Keefer, D. K.; Rakstins, A. A.; Griggs, G. B.; Harp, E. L.; Levine, Paia; McAneny, C. C.; Spittler, T. E.; Weber, G. E.; Andersen, J. M.; Hynes, M. E.; Nolan, J. M.; Taylor, H. M., 1991, Geologic hazards in the Summit Ridge area of the Santa Cruz Mountains, Santa Cruz County, California, evaluated in response to the October 17, 1989, Loma Prieta earthquake; report of the Technical Advisory Group: U.S. Geological Survey, Open-File Report 91-618, 427 p. (some folded) :ill., maps ;28 cm.,
• Kellogg, K. S., 1991, The Putnam Thrust, northern Portneuf Range, southeastern Idaho; structural complexities caused by upper-plate imbricate thrusting and Neogene block rotation: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-280, 37 p. :ill., maps ;28 cm.,
• Kenny, J. F., 1991, Reported water use in Kansas, 1987: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-212, vi, 39 p. :ill., maps ;28 cm.,
• King, K. W.; Carver, D. L.; Williams, R. A.; Worley, D. M., 1991, Site response studies in west and south Seattle, Washington: U.S. Geological Survey, Open-File Report 91-441-Q, 16 p.(7 figures, 3 tables, 5 p. of text),
• King, Kenneth W.; Carver, D. L.; Worley, D. M.; Bostwick, T., 1991, Induced ground-vibration study at Pueblo Grande, Phoenix, Arizona: U.S. Geological Survey, Open-File Report 91-332, 41 p., :ill. ;28 cm.,
• King, Kenneth W.; Carver, D.; Winslow, B., 1991, Bonito vibration test, Chaco Culture Historical Park: U.S. Geological Survey, Open-File Report 91-444, i, 31 p. :ill. ;28 cm.,
• Kingston, John, 1991, The undiscovered oil and gas of Antarctica: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-597, vi, 77 p. :ill. ;28 cm.,
• Kirby, W. H.; Tan, W. Y., 1991, Proceedings of the United States - People‘s Republic of China bilateral symposium on Droughts and arid-region Hydrology, September 16-20, 1991, Tucson, Arizona: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-244, ix, 342 p. :ill., maps ;28 cm.,
• Kirchoff-Stein, Kim S.; Langenheim, Victoria E., 1991, Updated principal facts for gravity data compiled for the Fresno 1 by 2 degree sheet, California: Open-File Report 91-4-A, ii, 70 p. : maps ; 28 cm.,
• Kirchoff-Stein, Kim S.; Langenheim, Victoria E., 1991, Updated principal facts for gravity data compiled for the Fresno 1 by 2 degree sheet, California: Open-File Report 91-4-B, One 5 1/4 inch diskette,
• Kitchen, N. E.; Langenheim, V. E.; Rambo, W. L.; Griscom, Andrew, 1991, Bouger gravity maps, rock property data, and principal facts for gravity data compiled for the island of Puerto Rico and vicinity: U.S. Geological Survey, Open-File Report 91-633-A, 21 p.ill., maps (1 col.),
• Kitchen, N. E.; Langenheim, V. E.; Rambo, W. L.; Griscom, Andrew, 1991, Bouger gravity maps, rock property data, and principal facts for gravity data compiled for the island of Puerto Rico and vicinity: Open-File Report 91-633-B, One 5 1/4 inch DS/DD IBM compatible diskette,
• Klein, T. L., 1991, Lithologic descriptions of bedrock core from the Roseau 1 degree x 2 degrees Quadrangle, northern Minnesota: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-35, 10 p. ;28 cm.,
• Knapton, J. R.; Nimick, D. A., 1991, Quality assurance for water-quality activities of the U.S. Geological Survey in Montana: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-216, iv, 41 p. :ill. ;28 cm.,
• Knight, R. J.; Clark, J. R., 1991, Neutron-activation analytical results and sample locality map of drill-cuttings from wells in northwestern Minnesota: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-44, 12 p. (some folded) :map ;28 cm.,
• Kockelman, William J., 1991, Techniques for reducing earthquake hazards; an introduction: U.S. Geological Survey, Open-File Report 91-441-L, iv, 24 leaves :ill. ;28 cm.,
• Kolpin, D. W.; Burkart, M. R., 1991, Work plan for regional reconnaissance for selected herbicides and nitrate in ground water of the Mid-continental United States, 1991: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-59, iv 18 p. :ill., maps ;28 cm.,
• Kork, John O., 1991, JKPLOT version 2.00; a device-independent plotting system written in QuickBasic for an IBM PC: U. S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-450-A, 1 v., 166 p., :ill. ;28 cm.,
• Kork, John O., 1991, JKPLOT version 2.00 a device-independent plotting system written in QuickBASIC for an IBM PC: U.S. Dept. of Interior, Geological Survey, Open-File Report 91-450-B, 1 computer disk ;5 1/4 in.,
• Kurlich, R. A., III; Anderson, J. J., 1991, Preliminary geologic map of the Hatch 7.5 minute Quadrangle, Garfield County, southwestern Utah: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-37, 7 p. :ill., map ;28 cm.,
• Lamb, T. E.; Blazs, R. L., 1991, Annual yield and selected hydrologic data for the Arkansas River Basin Compact, Arkansas--Oklahoma, 1990 water year: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-466, iv, 31 p. :map ;28 cm.,
• Land, Larry F., 1991, National Water-Quality Assessment program; the Trinity River Basin: U.S. Geological Survey, Open-File Report 91-158, 2p., :map ;28 cm.,
• Langenheim, Victoria E.; Carle, S. F.; Ponce, D. A.; Philips, J. D., 1991, Revision of an aeromagnetic survey of the Lathrop Wells area, Nevada: U.S. Geological Survey, Open-File Report 91-46, ii, 17 p. :ill., maps ;28 cm.,
• Langenheim, Victoria E.; Chapman, R. H.; Sikora, R. F.; Ponce, D. A.; Dixon, E. T., 1991, Isostatic residual gravity map of the Santa Ana 1:100,000 scale quadrangle, California: Open-File Report 91-555, 1 map :photocopy ;56 x 93 cm., on sheet 86 x 122 cm.,
• Langenheim, Victoria E.; Hoover, Donald B.; Oliver, Howard W., 1991, Geophysical characterization of mineral and energy resources at Yucca Mountain and vicinity, Nevada: U.S. Geological Survey, Open-File Report 91-620, ii, 8 p. ;28 cm.,
• Langenheim, Victoria E.; Kirchoff-Stein, K. S., 1991, Complete Bouguer anomaly and isostatic gravity maps of the Fresno 1 degree x 2 dregees quadrangle, California: Open-File Report 91-106, 2 maps :photocopy ;44 x 72 cm., on sheets 71 x 107 cm. and 72 x 99 cm.,
• Langenheim, Victoria E.; Plescia, Jeffrey B., 1991, Principal facts for gravity data compiled for the Bakersfield 1 by 2 degree sheet, California: U.S. Geological Survey ; Books and Open-file Reports Section [distributor], Open-File Report 91-376-A, ii, 131 p. :ill., maps ;5 1/4 in.,
• Langenheim, Victoria E.; Plescia, Jeffrey B., 1991, Principal facts for gravity data compiled for the Bakersfield 1 by 2 degree sheet, California: U.S. Geological Survey ;Books and Open-file Reports Section [distributor], Open-File Report 91-376-B, 2 computer disks ;5 1/4 in.,
• Langenheim, Victoria E.; Plescia, Jeffrey B., 1991, Complete Bouguer gravity anomaly and isostatic residual gravity maps of the Bakersfield 1 degree x 2 degrees quadrangle, California: Open-File Report 91-554, 2 maps :photocopy ;45 x 73 cm., on sheets 81 x 106 cm. and 75 x 106 cm.,
• Langer, C. J.; Martin, R. A.; Wood, C. K.; Snyder, G. L.; Bollinger, G. A., 1991, The Laramie Mountains, Wyoming, earthquake of 18 October 1984; a report on its aftershocks and seismotectonic setting: U.S. Geological Survey, Open-File Report 91-258, iii, 41 p. :ill. ;28 cm.,
• Larson, Jerry D.; Laczniak, Randell J., 1991, Ground-water use and levels in the southern coastal Plain of Virginia: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-187, iv, 150 p. :ill., maps ;28 cm.,
• Leahy, P. P.; Wilber, W. G., 1991, National Water-Quality Assessment program: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-54, 2 p. :ill. ;28 cm.,
• Lee, F. T.; Swolfs, H. S.; Odum, J. K.; Diehl, S. F.; Kibler, J. D.; Miller, D. R., 1991, Preliminary Report on Prototype In-Situ Stress Testing for the Yucca Mountain Project, Nevada: U.S. Geological Survey, Open-File Report 91-566, 86 p. (24 figures, 8 tables, 63 p. of text),
• Lee, M. W.; Agena, W. F.; Swift, B. A., 1991, An analysis of unique seismic anomaly in Georges Bank Basin, Atlantic Continental Margin: U.S. Geological Survey, Open-File Report 91-138, i, 25 p. :ill. (1 col.) ;28 cm.,
• Leith, William; Robertson, E. C.; Bryant, B. H.; Boden, Paul, 1991, Composition and physical properties of granitic rocks from the NRDC/SAS seismic station sites, Eastern Kazakh SSR: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-639, 15 p. :ill., map ;28 cm.,
• Lesure, F. G.; Watts, K. C.; Finley, J. L.; Jackson, J. C.; Edwards, C. A., 1991, Analyses and descriptions of geochemical samples, northeastern part of the Dahlonega gold belt and vicinity, northeastern Georgia: U.S. Geological Survey, Open-File Report 91-362, 102 p. (1 figure, 3 tables, 39 p.of text),
• Lew, Melvin; Murray, Pamela D., 1991, Water Resources Research Grant Program project descriptions, fiscal year 1990: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-195, vi, 116 p. ;28 cm.,
• Lietz, A. C., 1991, Altitude of the water table in the Biscayne Aquifer, Broward County, Florida, April 26-29, 1988: Open-File Report 92-31, 1 map :photocopy ;on sheet 61 x 65 cm.,
• Lietz, A. C., 1991, Altitude of the water table in the Biscayne Aquifer, Dade County, Florida, April 25-28, 1988: Open-File Report 92-32, 1 map :photocopy ;98 x 82 cm.,
• Linsey, Bruce M.; Snavely Lumia, Deborah S., 1991, Estimated freshwater withdrawals and use in New York, 1985: Open-File Report 91-221, 13 maps :col. ;on sheet 79 x 81 cm., folded in envelope 30 x 23 cm.,
• Livo, Keith Eric; Gallagher, Andrea J., 1991, REMAPP-PC; remote sensing image processing software for MS-DOS personal computers: Open-File Report 91-449-A, 83 p., illus., 5 refs,
• Livo, Keith Eric; Gallagher, Andrea J., 1991, REMAPP-PC; remote sensing image processing software for MS-DOS personal computers: Open-File Report 91-449-B, One 5 1/4 inch diskette,
• Livo, Keith Eric; Gallagher, Andrea J., 1991, REMAPP-PC; remote sensing image processing software for MS-DOS personal computers: Open-File Report 91-449-C, One 5 1/4 inch diskette,
• Livo, Keith Eric; Gallagher, Andrea J., 1991, REMAPP-PC; remote sensing image processing software for MS-DOS personal computers: Open-File Report 91-449-D, One 5 1/4 inch diskette,
• Livo, Keith Eric; Gallagher, Andrea J., 1991, REMAPP-PC; remote sensing image processing software for MS-DOS personal computers: Open-File Report 91-449-E, One 5 1/4 inch diskette,
• Livo, Keith Eric; Gallagher, Andrea J., 1991, REMAPP-PC; remote sensing image processing software for MS-DOS personal computers: Open-File Report 91-449-F, One 5 1/4 inch diskette,
• Livo, Keith Eric; Gallagher, Andrea J., 1991, REMAPP-PC; remote sensing image processing software for MS-DOS personal computers: Open-File Report 91-449-G, One 5 1/4 inch diskette,
• Lloyd, O. B., Jr.; Barnes, C. R.; Woodside, M. D., 1991, National water-quality assessment program : the Albemarle- Pamlico drainage: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-156, 2 p. :ill., map ;28 cm.,
• Locke, Glenn L., 1991, Records of wells, drillers‘ logs, water-level measurements, and chemical analyses of ground water in Brazoria, Fort Bend, and Waller counties, Texas, 1985-89: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-588, iv, 40 p. :ill., maps ;28 cm.,
• Locke, Glenn L., 1991, Records of wells, drillers‘ logs, water-level measurements, and chemical analyses of ground water in Chambers, Liberty, and Montgomery counties, Texas, 1985-89: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-594, iv, 45 p. :ill., maps ;28 cm.,
• Locke, Glenn L.; Barbie, Dana L., 1991, Approximate water-level changes in wells completed in the Chicot and Evangeline aquifers, 1990-91, in Fort Bend County, Texas: Open-File Report 91-95, 2 maps ;sheets 43 x 49 cm., folded in envelope 30 x 23 cm.,
• Long, Keith R., 1991, A partial glossary of Spanish geological terms exclusive of most cognates: U.S. Geological Survey, Open-File Report 91-579, 1 v., 159 p. ;28 cm.,
• Lorenson, T. D.; Kvenvolden, K. A.; Simoneit, B. R.; Leif, R. N., 1991, Composition of gas seeps in northwestern Wyoming: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-121, 35 p. :ill., maps ;28 cm.,
• Lorenz, D. L.; Trotta, L. C., 1991, Preparation and comparison of maps showing the depth to the water table, Dakota County, Minnesota: U.S. Geological Survey, Open-File Report 91-245, 1 sheet :ill. ;28 cm.,
• Louthian, Bobbie L.; Gann, E. E., 1991, Water-resources activities in Arkansas, 1988-91: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-229, iv, 52 p. :ill. ;28 cm.,
• Low, W. H., 1991, National Water-Quality Assessment Program; upper Snake River basin: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-165, 2 p. :map ;28 cm.,
• Lucchitta, Ivo., 1991, Topographic map of the Palisades-Unkar area, Grand Canyon, Arizona: Open-File Report 91-636, 1 map on 2 sheets :photocopy ;sheets 100 x 74 cm. and 99 x 119 cm.,
• Lucchitta, Ivo; Suneson, Neil H., 1991, Geologic map of the Planet 2 SE quadrangle, Mohave and La Paz Counties, Arizona: Open-File Report 91-354, 1 map :photocopy ;58 x 48 cm., on sheet 104 x 137 cm.,
• Ludwig, K. R., 1991, ISOPLOT; a plotting and regression program for radiogenic-isotope data; version 2.53: U.S. Geological Survey, Open-File Report 91-445, ii, 39 p., :ill. ;28 cm.,
• Luepke, Gretchen, 1991, Mineralogical and geochemical analyses of three paleosols from the Merced Formation, near San Francisco, California: U.S. Geological Survey, Open-File Report 91-104, 13 p. :ill. ;28 cm.,
• Luepke, Gretchen; Maher, Norman M., 1991, Occurrence of platinum in a black sand from a beach deposit in San Mateo County, California: U.S. Geological Survey, Open-File Report 91-308, 9 p. :ill. ;28 cm.,
• Luoma, Samuel N.; Cain, Daniel J.; Brown, Cynthia; Axtmann, Ellen V., 1991, Trace metals in clams (Macoma Balthica) and sediments at the Palo Alto mudflat in south San Francisco Bay: April, 1990 - April, 1991: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-460, 47 p. (7 figures, 3 tables, 4 p. of text),
• Ma, Li; Crosson, Robert S.; Ludwin, R. S., 1991, Focal mechanisms of western Washington earthquakes and their relationship to regional tectonic stress: U.S. Geological Survey, Open-File Report 91-441-D, iv, 38 leaves :ill. ;28 cm.,
• Mack, Thomas J., 1991, Adaptation of a ground-water-flow model of the Little Androscoggin River Valley aquifer, Oxford County, Maine to a microcomputer: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-371, 52 p. ill., maps ;28 cm.,
• Maher, Norman M.; Karl, H. A.; Chin, J. L.; Schwab, W. C., 1991, Station Locations and Grain-size Analysis of Surficial Sediment Samples collected on the Continental Shelf, Gulf of the Farallones during Cruise F2-89-NC, January 1989: U.S. Geological Survey ; Books and Open-File Reports Section [distributor, Open-File Report 91-375-B, 1 computer disk ;3 1/2 in.,
• Maher, Norman M.; Karl, Herman A.; Chin, John L.; Schwab, William C., 1991, Station Locations and Grain-size Analysis of Surficial Sediment Samples collected on the Continental Shelf, Gulf of the Farallones during Cruise F2-89-NC, January 1989: U.S. Geological Survey ; Books and Open-File Reports Section [distributor, Open-File Report 91-375-A, 42 p. :maps ;28 cm.,
• Malcolm, M. J.; Smith, Cole L., 1991, Analytical results and sample locality maps of USGS and NURE samples from the Hailey 1 degree x 2 degrees Quadrangle, Idaho: U.S. Geological Survey, Open-File Report 92-24, iii, 268 p ill., maps ;28 cm.,
• Maldonado, Florian; Williams, V. S., 1991, Preliminary geologic map of the Paragonah Quadrangle, Iron County, Utah: U.S. Dept. of the Interior, Geological Survey, Open-File Report 90-494, 13 p. :ill., col. map ;28 cm.,
• Maldonado, Florian; Williams, V. S., 1991, Preliminary geologic map of the Parowan Gap Quadrangle, Iron County, Utah: U.S. Dept. of the Interior, Geological Survey, Open-File Report 90-495, 15 p. :ill., map ;28 cm.,
• Manheim, F. T.; Hathaway, J. C., 1991, Polluted sediments in Boston Harbor - Massachusetts Bay; progress report on the Boston Harbor data management file: U.S. Geological Survey, Open-File Report 91-331, 27 p. :ill. (one col.) ;28 cm.,
• Mann, Dennis M.; Fisher, Michael A., 1991, Multichannel seismic-reflection data collected in 1980 in Norton Sound, Alaska: U.S. Department of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-254, 4 p. :ill., map ;28 cm.,
• Mann, Dennis M.; Greene, Gary H., 1991, Multichannel seismic-reflection data collected in 1983 off Central California, Monterey Bay: U.S. Geological Survey, Open-File Report 91-253, 5p.:ill., map ;28 cm.,
• Mansue, Lawrence J.; Mills, Patrick C., 1991, Well-construction and hydrogeologic data for observation wells in the vicinity of a low-level radioactive-waste disposal site near Sheffield, Illinois: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-382, vi, 117 p. :ill., maps ;28 cm.,
• Mark, R. K., 1991, PSTRANS; a Macintosh II program to convert ARC/INFO postscript to Adobe Illustrator format: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-294, 1 computer disk ;3 1/2 in.,
• Mark, R. K.; Doherty, P. C., 1991, MacLwfTiff Scitex Handshake/LWF to compressed TIFF: U.S. Geological Survey ; Books and Open-File Reports Section [distributor, Open-File Report 91-576, 1 computer disk ;3 1/2 in.,
• Mark, R. K.; Doherty, P. C., 1991, MacTiffLwf; uncompressed TIFF to Scitex Handshake LWF: U.S. Geological Survey ; Books and Open-File Reports Section [distributor, Open-File Report 91-577, 1 computer disk ;3 1/2 in.,
• Mark, R. K.; Pike, Richard J.; Stevens, Chip P., 1991, Digital shaded-relief image of the Mediterranean Sea floor available as continuous-tone photographic prints from a film-recorder negative: U.S. Geological Survey, Open-File Report 91-428, 5 p. :ill. ;28 cm.,
• Marsh, Sherman P.; Bennett, Gregory; Madden-McGuire, Dawn J., 1991, Analytical results of rock samples from the Brooks Spring 7.5 minute Quadrangle, Nevada: United States Department of the Interior, Geological Survey : [Books and Open-file Reports Section, distributor, Open-File Report 91-569-A, i, 63 p., :map ;28 cm.,
• Marsh, Sherman P.; Bennett, Gregory; Madden-McGuire, Dawn J., 1991, Analytical results of rock samples from the Brooks Spring 7.5 minute Quadrangle, Nevada: United States Department of the Interior, Geological Survey :[Books and Open-file Reports Section, distributor, Open-File Report 91-569-B, 1 computer disk ;5 1/4 in.,
• Marshall, Mary P., 1991, Water-resources activities in New York : fiscal year 1989: U.S. Geological Survey ; Books & Open-File Reports Section [distributor], Open-File Report 90-376, iv, 59 p. :ill. ;28 cm.,
• Martin, Angel, Jr.; Whiteman, Charles D., Jr., 1991, Hydrology of the coastal lowlands aquifer system in parts of Alabama, Florida, Louisiana, and Mississippi: U.S. Dept. of the Interior, U.S. Geological Survey : Books and Open-File Reports Section [distributor, Open-File Report 91-72, x, :ill. ;28 cm.,
• Mathey, S. B., 1991, System requirements specification for the U.S. Geological Survey‘s National Water Information System II: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-525, xxii, 622 p. :ill. ;28 cm.,
• Maurer, Douglas K., 1991, Documentation of model input and output values for the simulation of ground-water flow in Carson Valley, Douglas County, Nevada, and Alpine County, California: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-537, iii, 5 p. ;28 cm. +1 computer disk 5 1/4.,
• May, Peter J., 1991, Earthquake risk reduction prospects for the Puget Sound and Portland areas: U.S. Geological Survey, Open-File Report 91-441-I, 31 leaves :ill. ;28 cm.,
• McBride, Randolph A.; Davis, Donald W.; Jones, Farrell W.; Byrnes, Mark R.; Braud, DeWitt, Jr.; Lewis, Anthony J.; Streifer, Henry R., 1991, The Louisiana coastal geographic information system network (LCGISN): access to spatial data: U.S. Geological Survey ; Books and Open-File Reports Section [distributor, Open-File Report 91-622, 17 p. ill. ;28 cm.,
• McCammon, Richard B.; Menzie, W. D., III; Mast, R. F.; Carter, M. D., 1991, Quantitative assessments of the energy and mineral resources within eighteen wilderness study areas in the states of Colorado, Nevada, Oregon, and Utah: U.S. Geological Survey, Open-File Report 91-384, 47 p. :ill., map ;28 cm.,
• McCartan, Lucy, 1991, Geologic map of the Coastal Plain and upland deposits, Washington West Quadrangle, Washington, D.C., Maryland, and Virginia: U.S. Geological Survey, Open-File Report 90-654, 16 p. :maps ;28 cm.,
• McCormick, Michael; Kempema, Edward W.; Haines, John W.; Barnes, Peter W.; Reimnitz, Erk, 1991, Southern Lake Michigan coastal ice and sediment sample data: shoreface and ice profiles (Winter 1990/91): U.S. Geological Survey, Open-File Report 91-619-A, 32 p. :ill., maps ;28 cm,
• McCormick, Michael; Kempema, Edward W.; Haines, John W.; Barnes, Peter W.; Reimnitz, Erk, 1991, Southern Lake Michigan coastal ice and sediment sample data: shoreface and ice profiles (Winter 1990/91): Open-File Report 91-619-B, One 3 1/2 inch diskette,
• McDanal, S. K.; Arbogast, Belinda F.; Cathrall, John B., 1991, Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, pebble, and rock samples from the Craig Study Area; Craig, Dixon Entrance, Ketchikan, and Prince Rupert quadrangles, Alaska: U.S. Dept. of the Interior, Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-36-A, 122 leaves :maps ;28 cm.,
• McDanal, S. K.; Arbogast, Belinda F.; Cathrall, John B., 1991, Analytical results and sample locality map of stream-sediment, heavy-mineral-concentrate, pebble, and rock samples from the Craig Study Area; Craig, Dixon Entrance, Ketchikan, and Prince Rupert quadrangles, Alaska: U.S. Dept. of the Interior, Geological Survey :Books and Open-File Reports Section [distributor], Open-File Report 91-36-B, 1 computer disk ;5 1/4 in.,
• McDonald, Michael G.; Harbaugh, Arlen W.; Orr, Brennon R.; Ackerman, Daniel J., 1991, A method of converting no-flow cells to variable-head cells for the U. S. Geological Survey modular finite-difference ground-water flow model: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-536, 99 p.,12 figures, 2 tables,
• McDougall, Kristin, 1991, Benthic foraminifera from the Laurel Quadrangle, California: U.S. Geological Survey, Open-File Report 91-13, 66 p. :ill. ;28 cm.,
• McGee, E. S., 1991, The contribution of marble characteristics to the failure of column capital volutes at the Jefferson Memorial, Washington, D.C.: U.S. Geological Survey, Open-File Report 91-432, iv, 62 p., :ill. ;28 cm.,
• McGregor, Bonnie A.; Kappel, E. S.; Wilson, J. B.; Trincardi, Fabio; Whittington, R. J.; Mayer, Wolf; Campbell, Jon., 1991, Cruise report Hawaiian GLORIA Leg 7, F10-88-HW: U.S. Geological Survey, Open-File Report 91-333, 52 p., 10 plates, ill. ;28 cm.,
• McHugh, J. B.; Alminas, H. V., 1991, Gold contents of 469 outcrop and 1466 B-horizon soil samples from the northwestern part of the Duluth Complex, northeastern Minnesota: U.S. Geological Survey, Open-File Report 91-293, 26 p. :ill. ;28 cm.,
• McHugh, J. B.; Hopkins, R. T., Jr.; Miller, W. R.; Fey, D. L., 1991, Chemical analyses including gold for 373 rock and stream-sediment samples from the Richfield 1 degree x 2 degrees Quadrangle, Utah: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-318, 42 p. :map ;28 cm.,
• McKelvey, G. E., 1991, Gold deposits along the Rio Madera, northern Bolivia: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-260, 27 p. :ill. (1 col.), maps ;28 cm.,
• McKinley, P. W.; Long, M. P.; Benson, L. V., 1991, Chemical analyses of water from selected wells and springs in the Yucca Mountain area, Nevada and southeastern California: U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 90-355, iv, 48 p. :ill., maps ;28 cm.,
• McLanahan, L. O., 1991, Water-resources investigations in Pennsylvania; programs and activities of the U.S. Geological Survey, 1990-91: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-214, v, 73 p. :ill. ;28 cm.,
• McLaughlin, R. J.; Clark, J. C.; Brabb, E. E.; Helley, E. J., 1991, Geologic Map and Structure Sections of the Los Gatos 7-1/2‘ Quadrangle, Santa Clara and Santa Cruz Counties, California: U.S. Geological Survey, Open-File Report 91-593, 44 p., 3 plates in pocket,
• Meadows, Paul E., 1991, Potentiometric surface of the upper Floridan aquifer in the Suwannee River Water Management District, Florida, May 1990; prepared in cooperation with the Suwannee River Water management District: Open-File Report 90-582, 1 map :col. ;sheet 59 x 63 cm., folded in envelope 31 x 23 cm.,
• Meadows, Paul E., 1991, Potentiometric surface of the upper Floridan aquifer in the Northwest Florida Water Management District, May 1990; prepared in cooperation with the Florida Department of Environmental Regulation: Open-File Report 90-586, 1 map :col. ;sheet 61 x 92 cm., folded in envelope 32 x 24 cm.,
• Meyer, R. F.; Medaisko, Gerard S., 1991, Heavy oil and natural bitumen deposits of Latin America: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-364, 33 p., [1] leaves :ill. ;28 cm.,
• Milby, Barbara J., 1991, Potentiometric surface of the upper Floridan Aquifer, in the Albany area, Georgia, October, 1990: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-204, 2 p. :map ;28 cm.,
• Milby, Barbara J.; Joiner, Charles N.; Cressler, Alan M.; West, Christopher T., 1991, Ground-water conditions in Georgia, 1990: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-486, 147 p. :ill. ;28 cm.,
• Miller, John J., 1991, A VAX and MS-DOS computer program package for depth conversion of digitized, line-drawing interpretations of seismic sections, Part A. Paper copy: Open-File Report 91-303-A, 25 p.; illus. incl.; 28 cm.,
• Miller, John J., 1991, A VAX and MS-DOS computer program package for depth conversion of digitized, line-drawing interpretations of seismic sections, Part B. Executable files: Open-File Report 91-303-B, p. 2 (1 diskette),
• Miller, John J., 1991, A VAX and MS-DOS computer program package for depth conversion of digitized, line-drawing interpretations of seismic sections, Part C. Source code files: Open-File Report 91-303-C, p. 2 (1 diskette),
• Mills, Patrick C.; Healy, R. W., 1991, Water and tritium movement through the unsaturated zone at a low-level radioactive-waste disposal site near Sheffield, Illinois, 1981-85: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 89-271, vii, 109 p. :ill. ;28 cm.,
• Mitten, H. T.; Londquist, C. J., 1991, Documentation of model input and output values for the geohydrology and ground-water-flow simulation of the Surprise Spring basin aquifer system, San Bernardino County, California: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-482, iii, 5 p. ;28 cm. +1 computer disk (5 1/4 in.),
• Mitten, H. T.; Londquist, C. J., 1991, Documentation of model input and output values for the ground- water resources of Honey Lake Valley, Lassen County, California, and Washoe County, Nevada: U.S. Geological Survey, Open-File Report 91-68, iii, 4 p. ;28 cm. +1 computer disk (5 1/4 in.),
• Mitton, Gregory B., 1991, Water-quality data for Sauk Lake and tributaries near Sauk Centre, Minnesota, 1988-89: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-456, iv, 57 p. :ill. ;28 cm.,
• Mons-Wengler, Margaret C.; Oldale, Robert N., 1991, Publications of the Branch of Atlantic Marine Geology for Calendar Year 1990: Geological Survey (U.S.) Open-File Report 91-440, 15 p.,
• Moore, H. J., 1991, Estimates of some physical/mechanical properties of Martian rocks and soillike material: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-568, 22 p. ;28 cm.,
• Moore, Richard B.; Koyanagi, R. Y.; Sako, M. K.; Trusdell, F. A.; Kojima, George; Ellorda, R. L.; Zane, S. K., 1991, Volcanologic investigations in the Commonwealth of the Northern Mariana Islands, September-October 1990: U.S. Geological Survey, Open-File Report 91-320, 31 leaves :ill., maps ;28 cm.,
• Moreland, Joe A., 1991, Quality-assurance plan for water-resources activities of the U. S. Geological Survey in Montana--1991: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-194, 30 p. ill. ;28 cm.,
• Mori, J. J.; Dietel, Christopher, 1991, Waveform data from aftershocks of the 1990 Upland, California earthquake recorded on a small-aperture seismic array: U.S. Geological Survey, Open-File Report 91-47, 47 p. :ill. ;28 cm.,
• Mori, J. J.; Kanamori, Hiroo, 1991, Estimating trajectories of supersonic objects using arrival times of sonic booms: U.S. Geological Survey, Open-File Report 91-48, 15 p. :ill. ;28 cm.,
• Morris, Fred, III, 1991, Hydrologic monitoring in the area of the Tennessee-Tombigbee Waterway, Mississippi-Alabama, fiscal year 1987: U.S. Geological Survey, Open-File Report 91-477, 1 v., 221 p., :ill., maps ;28 cm.,
• Morris, Fred, III, 1991, Hydrologic monitoring in the area of the Tennessee-Tombigbee Waterway, Mississippi-Alabama, fiscal year 1988: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-511, 1 v., 230 p., :ill. ;28 cm.,
• Morris, Fred, III, 1991, Hydrologic monitoring in the area of the Tennessee-Tombigbee Waterway, Mississippi-Alabama, fiscal year 1989: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-520, v, 142 p. :ill., maps ;28 cm.,
• Morris, Fred, III, 1991, Hydrologic monitoring in the area of the Tennessee-Tombigbee Waterway, Mississippi-Alabama, fiscal year 1990: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-521, v, 107 p. :ill., maps ;28 cm.,
• Morton, Douglas M., 1991, Geologic map of the Steele Peak 7.5-minute Quadrangle, Riverside County, California: U.S. Geological Survey, Open-File Report 90-696, 6 p.ill., maps ;28 cm.,
• Morton, Douglas M., 1991, Geologic map of the Romoland 7.5-minute Quadrangle, Riverside County, California: U.S. Geological Survey, Open-File Report 90-701, 8p. :maps ;28 cm.,
• Morton, Douglas M.; Matti, Jonathan C., 1991, Geologic map of the Cucamonga Peak 7.5-minute quadrangle, San Bernardino County, California: U.S. Geological Survey, Open-File Report 90-694, 7 p. :ill., maps ;28 cm.,
• Morton, Douglas M.; Matti, Jonathan C., 1991, Geologic map of the Devore 7.5-minute Quadrangle, San Bernardino County, California: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 90-695, 10 p. ill., map ;28 cm.,
• Morton, Douglas M.; Weber, Harold F., 1991, Geologic map of the Elsinore 7.5-minute Quadrangle, Riverside County, California: U.S. Geological Survey, Open-File Report 90-700, 13 p. :ill., maps ;28 cm.,
• Morton, Douglas M.; Woodburne, Michael O.; Foster, Joseph F., 1991, Geologic map of the Telegraph Peak 7.5-minute Quadrangle, San Bernardino County, California: U.S. Geological Survey, Open-File Report 90-693, 8 p. :ill., maps ;28 cm.,
• Mosier, E. L.; Bullock, J. H., Jr.; Fey, D. L.; Kennedy, K. R.; McKown, D. M.; Vaughn, R. B.; Welsch, E. P., 1991, Elemental composition of surficial materials form central Oklahoma: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-442-A, 62 p. (6 figures, 5 tables, 8 p. of text),
• Mosier, E. L.; Bullock, J. H., Jr.; Fey, D. L.; Kennedy, K. R.; McKown, D. M.; Vaughn, R. B.; Welsch, E. P., 1991, Elemental composition of surficial materials from central Oklahoma: U.S. Dept. of the Interior, Geological Survey :[Books and Open-File Services Section, distributor], Open-File Report 91-442-B, 1 computer disk ;5 1/4 in.,
• Mosier, E. L.; Papp, C. S.; Motooka, J. M.; Kennedy, K. R.; Riddle, G. O., 1991, Sequential extraction analyses of drill core samples, Central Oklahoma Aquifer: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-347, i, 41 p. :ill., maps ;28 cm.,
• Moss, Carol, 1991, Water resources activities of the Mississippi District, 1990-91: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-234, iii, 25 p. :ill. ;28 cm.,
• Mularoni, R. A.; Knochenmus, Lari A., 1991, Potentiometric surface of the intermediate aquifer system, west-central Florida, September 1990; prepared in cooperation with the Southwest Florida Water Management District: Open-File Report 91-87, 2 maps on 1 sheet :photocopy ;40 x 36 cm. and 23 x 31 cm., sheet 92 x 61 cm.,
• Mularoni, R. A.; Knochenmus, Lari A., 1991, Potentiometric surface of the upper Floridan aquifer, west-central Florida, September 1990; prepared in cooperation with the Southwest Florida Water Management District: Open-File Report 91-90, 1 map :photocopy ;78 x 56 cm., on sheet 91 x 61 cm.,
• Mullen, Michael W.; Grantz, Arthur, 1991, Bathymetric map of southern Northwind Ridge and vicinity, Arctic Ocean: Open-File Report 91-136, 1 map :photocopy ;sheet 93 x 132 cm.,
• Murdoch, Peter S.; Bonitz, Cathleen E.; Eakin, Kirk W.; Ranalli, Anthony J.; Witt, Emitt, C., 1991, Episodic Acidification and Associated Fish and Aquatic Invertebrate Responses in Four Catskill Mountain Streams: Interim Report of the Episodic Response Project: U.S. Geological Survey, Open-File Report 90-566, 50 p. (19 figures, 9 tables, 42 p. of text),
• Murdock, James N.; Halbert, Scott E., 1991, A C Language Implementation of the SRO (Murdock) Detector/Analyzer: Geological Survey (U.S.) Open-File Report 87-158, viii, 130 p.,
• Nakata, Jennifer S.; Koyanagi, Robert Y.; Tanigawa,Wilfred R.; Tomori, Alvin H.; Okubo, Paul G., 1991, Hawaiian volcano observatory summary 89, Part 1: seismic data, January to December 1989: U.S. Geological Survey, Open-File Report 91-564, 102 p. :ill. ;28 cm.,
• Nelson, Alan R.; Personius, Stephen F., 1991, The potential for great earthquakes in Oregon and Washington; an overview of recent coastal geologic studies and their bearing on segmentation of Holocene ruptures, central Cascadia subduction zone: U.S. Geological Survey, Open-File Report 91-441-A, iv, 29 leaves :ill., map ;28 cm.,
• Nelson, Philip H., 1991, Geophysical logs from a copper oxide deposit, Santa Cruz Project, Casa Grande, Arizona: U.S. Geological Survey, Open-File Report 91-357, iv, 75 p. :ill. ;28 cm.,
• Nelson, S. W.; Blome, C. D., 1991, Preliminary geochemistry of volcanic rocks from the McHugh Complex and Kachemak Terrane, southern Alaska: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-134, 14 p. :ill., maps ;28 cm.,
• Nethaway, C. D., Jr., 1991, Distributed Information System-II: U.S. Geological Survey, Open-File Report 91-192, 2 p. ill. ;28 cm.,
• Nichols, T. C., Jr.; Eberl, D. D.; Williams, R. A.; King, K. W., 1991, Investigation of foundation problems related to heaving of soils and weathered bedrock in the Pierre Shale southwest of Denver, Colorado: U.S. Geological Survey, Open-File Report 91-281, 40 p. :ill. ;28 cm.,
• Norris, R. D., 1991, The Cascade volcanoes; monitoring history and current land management: U.S. Geological Survey, Open-File Report 91-31, 89 p. :ill. ;28 cm.,
• O'Brien, Grady M., 1991, Water levels in periodically measured wells in the Yucca Mountain area, Nevada, 1989: U.S. Dept. of the Interior, U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-178, iv, 51 p. :ill. ;28 cm.,
• Olson, Jean A.; Showalter, P. K., 1991, Map of earthquake epicenters in the San Francisco Bay Area, California: 1972-1989: Open-File Report 91-299, 1 map :photocopy ;81 x 48 cm., on sheet 112 x 56 cm.,
• Oviatt, Charles Gifford, 1991, Stratigraphy of Lake Bonneville deposits along Grouse Creek, northwestern Utah: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-342, 22 p., :ill., maps ;28 cm.,
• Owen-Joyce, Sandra J., 1991, Field conditions at the Maricopa Agricultural Center, Pinal County, Arizona, June 26-28, 1990: U.S. Geological Survey ; Books and Open-File Reports Section [distributor, Open-File Report 91-461, iv, 15 p. :ill. ;28 cm.,
• Palmer, Curtis A.; Walthall, Frank G., 1991, The chemical analysis of Argonne Premium Coal samples: U.S. Geological Survey, Open-File Report 91-638, 112 p. ;28 cm.,
• Pantea, Michael P.; Gay, Frances; Ambroziak, Russell A., 1991, Sampler of digital rock core information from the Core Research Center: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-355, 1 computer laser optical disk ;4 3/4 in.,
• Paskevich, V. F., 1991, Conversion of raster image data to vector cartographic data: U.S. Geological Survey, Open-File Report 91-304, 15 p. :ill. ;28 cm.,
• Pawlewicz, M. J.; Nuccio, V. F.; Fassett, J. E., 1991, Vitrinite reflectance values of coal from drill-hole cuttings, San Juan Basin, New Mexico: U.S. Geological Survey, Open-File Report 91-302, 10 p. ;28 cm.,
• Payne, G. A., 1991, Sediments, nutrients, and oxygen-demanding substances in the Minnesota River; selected water-quality data, 1989-90: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-498, v, 37 p. :ill., map ;28 cm.,
• Peck, Michael F., 1991, Potentiometric surface of the upper Floridan Aquifer, in Georgia, and adjacent parts of Alabama, Florida, and South Carolina, May-June 1990: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-206, iii, 3 p. :map ;28 cm.,
• Peck, Michael F.; Allen, Robert J., 1991, Potentiometric surface of the Clayton Aquifer in Georgia, October 1990: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-208, 2 p. :map ;28 cm.,
• Peltz, Lorri A.; Waddell, Bruce, 1991, Physical, chemical, and biological data for detailed study of irrigation drainage in the Middle Green River basin, Utah 1988-89, with selected data for 1982-87: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-530, viii, 213 p. :ill., maps ;28 cm.,
• Pendall, E. G.; Harden, J. W.; Trumbore, S. E., 1991, Pedogenic isotopic indicators of climate and carbon cycling in Fish Lake valley, Nevada: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-296, 18 p. :ill. ;28 cm.,
• Perkins, Jeanne B.; Moy, Kenneth K., 1991, Liability for earthquake hazards or losses and its impacts on Washington‘s cities and counties: U.S. Geological Survey, Open-File Report 91-441-J, iv, 4 leaves ;28 cm.,
• Peterson, Curt D.; Darienzo, Mark E., 1991, Discrimination of climatic, oceanic and tectonic mechanisms of cyclic marsh burial from Alsea Bay, Oregon, U.S.A.: U.S. Geological Survey, Open-File Report 91-441-C, v, 53 leaves :ill. ;28 cm.,
• Phillips, R. L.; Grantz, Arthur; Mullen, M. W.; White, J. M., 1991, Preliminary lithostratigraphy of piston cores from the Beaufort Sea continental slope off northeastern Alaska: Open-File Report 91-34, 23 sections on 2 sheets :photocopy ;sheets 66 x 96 cm. and 74 x 93 cm.,
• Pickthorn, LedaBeth G.; Drake, David E.; Jacobs, Colin L., 1991, Cruise report, Hawaiian GLORIA cruise F13-89-HW: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-337, 1 v. (various pagings) :ill., map ;28 cm.,
• Pierce, H. A.; Rivera Montes, J. C., 1991, Preliminary bibliography of the geology and mineral deposits of Honduras: U.S. Geological Survey, Open-File Report 91-102, 47 p. ;28 cm.,
• Pollastro, R. M., 1991, Acid-insoluble residue/carbonate content of the Upper Cretaceous Niobrara Formation, Berthoud field, Denver basin, Colorado; a key factor for understanding natural fracturing in chalks?: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-330, 16 p. :ill. ;28 cm.,
• Pomeroy, John S., 1991, Map showing late 1977 debris avalanches southwest of Asheville, western North Carolina: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-334, 9p., :ill., maps ;28 cm.,
• Poore, R. Z., 1991, Pliocene planktic foraminifer census data from Deep Sea Drilling Project hole 603C: U.S. Geological Survey, Open-File Report 91-309, 7 p. :ill. ;22 x 28 cm.,
• Popenoe, Peter, 1991, Maps and cross sections depicting the shallow seismic stratigraphy of the continental shelf and slope off Georgia from interpretations of high-resolution seismic-reflection data: U.S. Geological Survey, Open-File Report 91-397, 35 leaves :ill., maps ;28 cm.,
• Poppe, Lawrence J.; Commeau, Judith A.; Luepke, Gretchen, 1991, Clay mineralogy of sediments from the Rio Cibuco system and the adjacent rivers and insular shelf of north-central Puerto Rico: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-628, 9 p. :map ;28 cm.,
• Prensky, Stephen E., 1991, Bibliography of well-log applications; annual update, September 1, 1990 to October 1, 1991: U.S. Geological Survey, Open-File Report 91-588-A, ii, 126 leaves ;28 cm.,
• Preuss, Jane; Hebenstreit, Gerald T., 1991, Integrated hazard assessment for a coastal community; Grays Harbor: U.S. Geological Survey, Open-File Report 91-441-M, 36 leaves :ill. ;28 cm.,
• Price, Leigh C., 1991, Considerations of oil origin, migration, and accumulation at Caillou Island and elsewhere in the Gulf Coast: U.S. Geological Survey, Open-File Report 91-307, 55 p. :ill. ;28 cm.,
• Prugh, Byron J., Jr.; Nuckels, E. H.; Humphrey, Clairiece G., 1991, Annual maximum stages and discharges of selected streams in Virginia through 1988: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-587, xx, 442 p. :ill. ;28 cm.,
• Quinones-Marquez Ferdinand; Balthrop, B. H., 1991, Water-resources investigations in Tennessee; programs and activities of the U.S. Geological Survey, 1990-91: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-51, vi, 76 p. :ill., maps ;28 cm.,
• Rast, Walter R., 1991, Documentation of a data base on lake and reservoir water quality in the United States: U.S. Geological Survey ; Books & Open-File Reports Section [distributor, Open-File Report 91-230, iv, 76 p. ;28 cm.,
• Raup, O. B.; Hite, R. J., 1991, Preliminary lithologic and mineralogical data from the Delhi-Taylor Oil Company, Cane Creek No. 1 corehole, Grand County, Utah: U.S. Geological Survey, Open-File Report 91-324, 24 p. :ill. ;28 cm.,
• Raup, Omer B.; Hite, R. J., 1991, Preliminary stratigraphic and lithologic data from the Delhi-Taylor Oil Company, Shafer No. 1 corehole, San Juan County, Utah: U.S. Geological Survey, Open-File Report 91-373, 34 p. :ill., map ;28 cm.,
• Reed, J. C., Jr., 1991, Geology of a fault-controlled cave in Precambrian crystalline rocks in Clear Creek Canyon, Jefferson County, Colorado: United States Dept. of the Interior, Geological Survey, Open-File Report 91-144, 7 p. :ill., maps ;28 cm.,
• Reed, John Calvin; Shropshire, Kenneth Lee., 1991, Early Proterozoic volcanogenic sequences in central Colorado: U.S. Geological Survey, Open-File Report 91-431, 29 leaves :ill., maps ;28 cm.,
• Reheis, M. C.; Sama-Wojcicki, A. M.; Meyer, C. E.; McKee, E. H.; Slate, J. L.; Burbank, D. M.; Sawyer, T. L.; Pendall, E. G., 1991, Late Cenozoic stratigraphy and tectonics of Fish Lake valley, Nevada and California; road log and contributions to the field trip guidebook, 1991 Pacific Cell, Friends of the Pleistocene: U.S. Geological Survey, Open-File Report 91-290, 93 p. :ill. ;28 cm.,
• Reheis, Marith C., 1991, Aerial photographic interpretation of lineaments and faults in late Cenozoic deposits in the eastern parts of the Saline Valley 1:100,000 Quadrangle, Nevada and California, and the Darwin Hills 1:100,000 Quadrangle, California: U.S. Dept. of the Interior, Geological Survey, Open-File Report 90-500, 6 p. :maps ;28 cm.,
• Reheis, Marith C.; Noller, Jay S., 1991, Aerial photographic interpretation of lineaments and faults in late Cenozoic deposits in the eastern part of the Benton Range 1:100,000 quadrangle and the Goldfield, Last Chance Range, Beatty, and Death Valley Junction 1:100,000 quadrangles, Nevada and California: U.S. Dept. of the Interior, Geological Survey, Open-File Report 90-41, 9 p. :maps ;28 cm.; 4 over-size sheets, scale 1:100,000,
• Reiss, Thomas E.; Wertz, Robert R.; Katuna, Michael P., 1991, Beach profile measurements after Hurricane Hugo; Sullivans Island and Isle of Palms, South Carolina: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-110, 1 v., 116 p., :ill., maps ;28 cm.,
• Richey, S. F., 1991, Construction, lithologic, and geophysical data from monitoring wells in Albuquerque, Bernalillo County, New Mexico: U.S. Geological Survey ; Books and Open-File Reports, Federal Center [distributor], Open-File Report 90-578, iv, 83 p. :ill. ;28 cm.,
• Richmond, B. M.; Jaffe, B. E., 1991, Typhoon Russ effects on the shoreline of Guam: U.S. Geological Survey, Open-File Report 91-571, 39 p. :ill. (some col.), maps ;28 cm.,
• Rickly, S. E., 1991, History of the applications and development Section of the Hydrologic Instrumentation Facility, Gulf Coast Hydroscience Center, Stennis Space Center, Mississippi: Dept. of the Interior, U.S. Geological Survey ;Books and Open-File Reports Section [distributor], Open-File Report 90-380, iv, 66 p. :ill. ;28 cm.,
• Robbins, Eleanora I., 1991, Age of Early Cretacous palynomorphs in the Muirkirk clay pit fossil locality (Prince Georges County, MD): U.S. Geological Survey, Open-File Report 91-613, 7 p. ;28 cm.,
• Robbins, Eleanora I., 1991, Text to accompany slides/photographs of Lower Cretaceous pollen and spores in sediments from the Muirkirk clay pit (Prince Georges County, MD): U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-642, 2 p., 15 slides :col. ;5 x 5 cm., in plastic holder 28 x 24 cm. +1 text ([2] leaves ; 28 cm.),
• Robbins, S. L.; Williamson, Courteney; Jones-Cecil, Meridee, 1991, Principal facts for 1747 gravity stations in southern Kansas and central Oklahoma: U.S. Geological Survey, Open-File Report 91-335, i, 80 p., :ill. ;28 cm.,
• Roberts, C. W.9, 1991, Principal facts for more than 700 new gravity stations in the San Francisco North and San Francisco South quadrangles, California: U.S. Geological Survey, Open-File Report 91-103, 29 p. :ill. ;28 cm.,
• Robinson, G. D.; McCallum, M. E., 1991, Preliminary geologic map of the Beartooth Mountain quadrangle, Lewis and Clark County, Montana: Open-File Report 91-113, 1 map :photocopy ;58 x 40 cm., on sheet 76 x 88 cm.,
• Rodriguez-Martinez, Jesus; Hartley, John L.; Torres-Gonzalez, Arturo, 1991, Geologic and hydrologic data collected at test well NC-5, Barceloneta, Puerto Rico: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 90-390, 30 p. (4 figures, 3 tables, 13 p. of text),
• Rodriguez-Martinez, Jesus; Scharlach, Richard A.; Torres-Gonzalez, Arturo, 1991, Geologic and hydrologic data collected at test holes NC-1 and NC-3, Guaynabo and San Juan, eastern Puerto Rico: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-217, iv, 20 p. :ill., maps ;28 cm.,
• Rogers, A. M.; Walsh, T. J.; Kockelman, W. J.; Priest, G. R., 1991, Earthquake hazards in the Pacific Northwest : an overview: U.S. Geological Survey, Open-File Report 91-441-O, v, 74 leaves :ill., maps ;28 cm.,
• Rogers, Gary D.; Kerans, Barbara K., 1991, A system of computer programs (WAT-MOVE) for transferring data among data bases in the U.S. Geological Survey National Water Information System: U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-241, iii, 14 p. ;28 cm.,
• Rojstaczer, S. A.; Hamon, R. E.; Deverel, S. J.; Massey, C. A., 1991, Evaluation of selected data to assess the causes of subsidence in the Sacramento-San Joaquin Delta, California: U.S. Geological Survey ; For sale by the Books and Open-File Reports Section [distributor], Open-File Report 91-193, iv, 16 p. :ill. ;28 cm.,
• Rojstaczer, Stuart; Wolf, Stephen, 1991, Hydrologic changes associated with the Loma Prieta earthquake in the San Lorenzo and Pescadero drainage basins: U.S. Geological Survey, Open-File Report 91-567, iii, 21 p. :ill. ;28 cm.,
• Roman-Mas, Angel J.; Bennett, M. W.; Hamilton, Kristie G., 1991, Reconnaissance of ground-water quality at selected sites in Bedford and Coffee Counties, Tennessee, June and July 1991: Open-File Report 91-510, 1 map ;29 x 42 cm., on sheet 56 x 61 cm., folded in envelope 31 x 23 cm.,
• Rosenbauer, Robert J., 1991, MacH₂O; a computer interface to calculate the thermodynamic and transport properties of pure water: Open-File Report 91-366-A, 65 p. :ill. ;28 cm.,
• Rosenbauer, Robert J., 1991, MacH₂O : a computer interface to calculate the thermodynamic and transport properties of pure water: U.S. Geological Survey, Open-File Report 91-366-B-C, 2 computer disks (3 1/2 in.),
• Rowe, Timothy G.; Lico, M. S.; Hallock, R. J.; Maest, A. S.; Hoffman, R. J., 1991, Physical, chemical, and biological data for detailed study of irrigation drainage in and near Stillwater, Fernley, and Humboldt Wildlife Management Areas, and Carson Lake, west-central Nevada, 1987-89: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-185, v, 199 p. :ill., maps ;28 cm.,
• Rowley, P. D.; Schroba, R. R.; Simonds, F. W.; Burke, K. J.; Axen, G. J.; Olmore, S. D., 1991, Geologic map of the Chief Mountain Quadrangle, Lincoln County, Nevada: U.S. Geological Survey, Open-File Report 91-135, 33 p. :maps ;28 cm.,
• Ruby, N. K.; Sagmeister, R. J.; Green, S. L.; Walgreen, J. D., 1991, Index of surface-water discharge, water-quality, sediment, and biological records through September 30, 1990, for Wyoming: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-497, iii, 46 p. :map ;28 cm.,
• Ryder, P. D.; Ardis, A. F., 1991, Hydrology of the Texas Gulf Coast aquifer systems: U.S. Geological Survey, Open-File Report 91-64, 147 :ill., maps ;28 cm.,
• Ryder, Robert T.; Burruss, Robert Carlton; Hatch, Joseph R., 1991, Geochemistry of selected oil and source rock samples from Cambrian and Ordovician strata, Ohio-West Virginia-Tennessee part of the Appalachian Basin: U.S. Geological Survey, Open-File Report 91-434, iii, 71 p., :chiefly ill., maps ;28 cm.,
• Rye, R. O.; Bethke, P. M.; Wasserman, M. D., 1991, The stable isotope geochemistry of acid-sulfate alteration and vein forming alunite: U.S. Geological Survey, Open-File Report 91-257, 59 p. :ill. ;28 cm.,
• Rytuba, J. J.; Cox, D. P., 1991, Porphyry gold; a supplement to U.S. Geological Survey bulletin 1693: U.S. Geological Survey, Open-File Report 91-116, 7 p. :ill. (some col.), maps ;28 cm.,
• Samater, R. M.; Johnson, P. R.; Bookstrom, A. A., 1991, Reconnaissance geochemical survey of the Farah Garan-Kutam mineral belt, Kingdom of Saudi Arabia: The Survey, Open-File Report 91-39, ii, 25 p. :ill., maps ;28 cm.,
• Sarma, Krishnaveni V., 1991, Streamflow conditions for the conterminous United States and southern Canada annual maps (water years 1921-90) and monthly maps (water years 1945-90): U.S. Geological Survey ; Books and Open-file Reports Section [distributor, Open-File Report 90-160, 1 videocassette (10 min.) :col. ;1/2 in.,
• Sauter, E. A., 1991, An automatic, quasi-absolute, geomagnetic calibration system: U.S. Geological Survey, Open-File Report 91-350, 11 p. :ill. ;28 cm.,
• Sauter, E. A., 1991, Magnetometer calibration device: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-351, 9 p. :ill. ;28 cm.,
• Schaefer, D. H., 1991, Documentation of model input and output values for simulation of regional ground-water flow, carbonate-rock province, Nevada, Utah, and adjacent states: U.S. Geological Survey ; May be purchased from Books & Open-File Reports Section, Open-File Report 91-479, 4 p. ;1 computer disk ;5 1/4 in.,
• Schenk, Christopher J., 1991, Trends of heavy oil production in California: U.S. Geological Survey, Open-File Report 91-339, 8 p., :ill. ;28 cm.,
• Schilling, S. P., 1991, GEOTRANS; an interface program from GEOPROGRAM to a geographic information system: U.S. Geological Survey, Open-File Report 90-615, iv, 85 p. :ill. ;28 cm.,
• Schimschal, Ulrich, 1991, A comparison of stationary and continuous gamma-ray spectral data with cores in granites: U.S. Geological Survey, Open-File Report 91-101, 22 p. :ill. ;28 cm.,
• Schlottmann, Jamie L.; Funkhouser, Ron A., 1991, Chemical analysis of water samples and geophysical logs from cored test holes drilled in the central Oklahoma Aquifer, Oklahoma: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-464, 58 p. (13 figures, 13 tables, 18 p. of text),
• Schmidt, A. R.; Romack, Randal D., 1991, Development and organization of a geographic information system data base and its application to investigation of rainfall/runoff-model parameters in Illinois: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-209, vi, 46 p. :ill. ;28 cm.,
• Schulz, Marjorie S.; Hein, James R., 1991, Petrography and chemistry of hydrothermal manganese oxyhydroxides from the Mariana and Izu-Bonin Volcanic Arcs, West Pacific: U.S. Geological Survey, Open-File Report 91-557, iii, 80 p., :ill. (some col.) ;28 cm.,
• Scott, Robert B.; Harding, Anne E.; Swadley, W. C.; Novak, Steven W.; Pampeyan, Earl H., 1991, Preliminary geologic map of the Vigo NW Quadrangle, Lincoln County, Nevada: U.S. Geological Survey, Open-File Report 91-389, 48 p. (1 plate folded in pocket, 1 figure, 43 p. of text),
• Seiders, V. M., 1991, Conglomerate stratigraphy and tectonics in the Franciscan assemblage of Northern California and implications for Cordilleran tectonics: U.S. Geological Survey, Open-File Report 91-50, 21 p. :ill. ;28 cm.,
• Selner, G. I.; Hoffman, J. D., 1991, E2MCOD; a program to determine and list Digital Line Graph (DLG) line attributes from a CD-ROM titled 1:2,000,000-scale digital line graph (DLG) and E2MGSM; a program to retrieve DLG line data from a CD-ROM titled 1:2,000,000-Scale digital line graph and convert those data to a GSMAP database: U.S. Geological Survey : [Books and Open-File Reports Section, distributor, Open-File Report 91-345, 14 p. ; 1 computer disk ;5 1/4 in.,
• Selner, Gary I.; Taylor, Richard B., 1991, GSMAP system version 7.0; graphics programs and related utility programs for the IBM PC and compatible microcomputers to assist compilation and publication of geologic maps and illustrations using geodetic or Cartesian coordinates: Open-File Report 91-1-A, 151 leaves : ill. ; 28 cm.,
• Selner, Gary I.; Taylor, Richard B., 1991, GSMAP system version 7.0; graphics programs and related utility programs for the IBM PC and compatible microcomputers to assist compilation and publication of geologic maps and illustrations using geodetic or Cartesian coordinates: Open-File Report 91-1-B, Four 5 1/4 inch DS/DD IBM compatible diskettes,
• Senterfit, R. M.; Abrams, Gerda, 1991, Audio-magnetotelluric investigation at Bursum Caldera, Mogollon mining district, west central New Mexico; location map and data report: U.S. Geological Survey, Open-File Report 91-624, 29 p. :ill., maps ;28 cm.,
• Senterfit, R. M.; Abrams, Gerda; McNair, D. W., 1991, Audio-magnetotelluric survey of Nevada volcanic arc near Reno and Carson City, Nevada; location map and data report: U.S. Geological Survey, Open-File Report 91-274, 20 p., :ill., map ;28 cm.,
• Senterfit, R. M.; Heran, W. D., 1991, Audio-magnetotelluric investigation at Turkey Creek Caldera, Chiricahua Mountains, southeastern Arizona; location map and data report: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-273, 20 p. :ill. ;28 cm.,
• Setmire, J. O., 1991, National Water-Quality Assessment Program - Western Lake Michigan Drainage Basin: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-161, 1 sheet :map ;28 cm.,
• Severson, R. C., 1991, Field trip guidebook for surface-water contamination and its‘ remediation near Idaho Springs, Colorado: U.S. Geological Survey, Open-File Report 91-426, 46 leaves :ill. ;28 cm.,
• Severson, R. C.; Gough, L. P.; Crock, J. G.; Fey, D. L.; Hageman, P. L.; Love, A. H.; Peacock, T. R., 1991, Uptake and physiological antagonism of selenium and sulfur in alfalfa and wheat under field conditions, San Joaquin Valley, California: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-16, 42 p. :ill., map ;28 cm.,
• Severson, R. C.; Stewart, K. C.; Harms, Thelma F., 1991, Partitioning of elements between two size sediment fractions in samples from nineteen areas of the Western United States: U.S. Geological Survey, Open-File Report 91-381, 18 p., :ill., map ;28 cm.,
• Shade, Patricia J., 1991, Distribution of ground-water recharge, Oahu, Hawaii: Open-File Report 91-79, 8 maps on 1 sheet :col. ;sheet 86 x 112 cm.,
• Sheets, R. A., 1991, Selected geologic and hydrologic data for the regional carbonate- bedrock and glacial aquifers in western Ohio: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 90-590, iv, 43 p. :ill. ;28 cm.,
• Shelton, L. R.; Miller, L. K., 1991, Water-quality data, San Joaquin Valley, California, April 1987 to September 1988: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], 1991 Open-File Report 91-74, iv, 189 p. :ill. ;28 cm.,
• Sidder, G. B.; Mendoza S., Vicente, 1991, Geology of the Venezuelan Guayana Shield and its relation to the entire Guayana Shield: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-141, ii, 59 p. :ill., maps ;28 cm.,
• Signell, Richard P.; Butman, Bradford, 1991, Estimates of sediment movement and resuspension in the New York Bight; implications for dredged material disposal: U.S. Geological Survey, Open-File Report 91-359, 24 p., :ill. ;28 cm.,
• Sikora, Robert F., 1991, Principal facts for 133 gravity stations, with color maps of Bouguer and isostatic residual gravity anomalies on the Winnemucca 1 degrees by 2 degrees Quadrangle, Nevada: Open-File Report 91-256-A, 40 leaves : ill., maps ; 28 cm.; incl. 4 tables, sketch maps, 19 refs,
• Sikora, Robert F., 1991, Principal facts for 133 gravity stations, with color maps of Bouguer and isostatic residual gravity anomalies on the Winnemucca 1 degrees by 2 degrees Quadrangle, Nevada: Open-File Report 91-256-B, One 3 1/2 inch diskette,
• Sikora, Robert F.; Moore, James Gregory; Oliver, Howard W., 1991, Compilation and listing of 6,454 density measurements of samples from the central part of the Sierra Nevada Batholith, California: U.S. Department of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-570-A, ii, 77 p. :maps (1 col.) ;28 cm.,
• Sikora, Robert F.; Moore, James Gregory; Oliver, Howard W., 1991, Principal facts for 6,454 density measurements of samples from the central part of the Sierra Nevada Batholith, California: Open-File Report 91-570-B, One 3 1/2 inch diskette,
• Silant'yev, S. A.; Klitgord, K. D.; Casey, J. F.; Agar, S. M.; Bryan, W. B., 1991, 16th cruise of the R/V Akademik Boris Petrov (Leg 1) (October 5 - November 15, 1990); Soviet-U.S. collaborative geological and geophysical survey of the Mid-Atlantic Ridge between 30 degrees N and 34 degrees N; cruise report: U.S. Geological Survey, Open-File Report 91-120, 35 p. :ill. ;28 cm.,
• Silberman, Miles L.; Danielson, Joanne, 1991, Geologic setting, characteristics, and geochemistry of gold-bearing quartz veins in the Klamath Mountains in the Redding 1 degree x 2 degrees Quadrangle, Northern California: U.S. Geological Survey, Open-File Report 91-595, ii, 27 p. :maps ;28 cm.,
• Silva, Walter J.; Wong, Ivan G.; Darragh, Robert B., 1991, Engineering characterization of earthquake strong ground motions with applications to the Pacific Northwest: U.S. Geological Survey, Open-File Report 91-441-H, iv, 24 leaves :ill. ;28 cm.,
• Slack, L. J.; Oakley, W. T., 1991, Tritium in ground water in Mississippi, 1989-90: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-177, iii, 12 p. :maps ;28 cm.,
• Slack, Larry J., 1991, Quality-assurance plan for water-resources activities of the U.S. Geological Survey in Mississippi--1991: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-526, 47 p. :ill., map ;28 cm.,
• Slack, Larry J.; Grantham, Paul E., 1991, Quality of water in the upper Yazoo River and Steele Bayou basins, northwestern Mississippi, March 1990 through February 1991: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-509, iii, 46 p. :map ;28 cm.,
• Smith, Brenda J.; Schumacher, John G., 1991, Hydrochemical and sediment data for the Old Lead Belt, southeastern Missouri, 1988-89: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-211, vi, 98 p. :ill. ;28 cm.,
• Smith, S. M.; Silberman, M. L.; O'Leary, R. M.; Hopkins, R. T., Jr., 1991, Analytical results and sample locality map of stream-sediment and panned-concentrate samples from the Garberville 1:100,000 Quadrangle, (southwest quarter of the Redding, California 1:250,000 Quadrangle) Humboldt, Trinity, Shasta, Tehama, and Mendocino counties, California: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-271, 86 p. :ill., maps ;28 cm.,
• Smith, Shannon E., 1991, Water-quality indicators in the Prairie du Chien-Jordan Aquifer, southeastern Minnesota: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-480, 1 sheet :ill., map ;28 cm.,
• Smith, Steven M.; Detra, D. E.; Theobald, P. K.; Theodorakos, P. M., 1991, Element dispersion in alluvium covering gold deposits east of the Osgood Mountains, Getchell Trend, Humboldt County, Nevada; slides and text of a talk given at the Association of Exploration Geochemists‘ 15th international geochemical exploration symposium, Reno, Nevada: U.S. Geological Survey : Books and Open-file Reports Section [distributor], Open-File Report 91-599, 5 p., 29 slides :col. ;5 x 5 cm., in plastic holder 28 x 24 cm. +1 text (5 leaves ; 28 cm.),
• Smoot, J. L., 1991, Surface water-quality assessment of the Kentucky River Basin, Kentucky; analysis of available water-quality data through 1986: U.S. Geological Survey, Open-File Report 90-360, ix, 209 p. :ill., maps ;28 cm.,
• Snavely, Parke Detweiler, Jr.; MacLeod, N. S.; Minasian, Diane L., 1991, Preliminary geologic map of the Dolph quadrangle, Lincoln, Tillamook, and Yamhill Counties, Oregon: Open-File Report 91-277, 1 map ;58 x 41 cm., on sheet 87 x 92 cm.,
• Snavely, Parke Detweiler; Wells, Ray E., 1991, Cenozoic evolution of the continental margin of Oregon and Washington: U.S. Geological Survey, Open-File Report 91-441-B, v, 34 leaves :ill., maps ;28 cm.,
• Snyder, E. F., 1991, Location maps and list of U.S. Geological Survey reports on water resources in Alaska 1950 to 1990: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-60, iv, 44 p. :ill., maps ;28 cm.,
• Soller, David R., 1991, Preliminary digital data for part of a regional, three-dimensional map of Quaternary sediments; southern Lake Michigan area: Open-File Report 91-356-A, i, 6 leaves : map ; 28 cm.,
• Soller, David R., 1991, Preliminary digital data for part of a regional, three-dimensional map of Quaternary sediments; southern Lake Michigan area: Open-File Report 91-356-B, Six 3 1/2 inch diskettes,
• Spechler, R. M.; Murray, L. C.; Bradner, L. A.; Phelps, G. G., 1991, Potentiometric surface of the upper Floridan aquifer in the St. Johns River Water Management District and vicinity, Florida, September 1990: Open-File Report 91-190, 1 map :photocopy ;103 x 63 cm., on sheet 122 x 76 cm.,
• Speckman, Wendy S., 1991, MSTRACK : a computerized tracking system for manuscripts written in Paradox for the IBM PC and compatibles: U.S. Geological Survey : [Books and Open-File Reports Section, distributor], Open-File Report 91-443-A, 1 v. (various pagings) ;28 cm.,
• Speckman, Wendy S., 1991, MSTRACK; a computerized tracking system for manuscripts written in Paradox for the IBM PC and compatibles: Open-File Report 91-443-B, One 5 1/4 inch diskette,
• Speiran, Gary K.; Aucott, Walter R., 1991, Effects of sediment depositional environment and ground-water flow on the quality and geochemistry of water in aquifers in sediments of Cretaceous age in the Coastal Plain of South Carolina: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-202, viii, 79 p. :ill., maps ;28 cm.,
• Stanley, R. G., 1991, Geologic basis for petroleum resource assessment of onshore western Oregon and Washington (Province 72): U.S. Geological Survey, Open-File Report 88-450-X, 29 p. :ill., maps ;28 cm.,
• Stanley, W. D.; Gwilliam, W. J.; Latham, Gary; Westhusing, Keith, 1991, Are hydrocarbon source rocks buried beneath volcanic flows in the southern Washington Cascades?: U.S. Geological Survey, Open-File Report 91-119, 32 p. :ill. ;28 cm.,
• Stanton, M. R.; Goldhaber, Martin B., 1991, Experimental studies of the synthesis of pyrite and marcasite (FeS2) from 0 degrees to 200 dgrees C and summary of results: U.S. Geological Survey, Open-File Report 91-310, 27 p., :ill. ;28 cm.,
• Stanton, R. W.; Pierce, B. S., 1991, Slide set describing aspects of the origin of coal, coal mining, and peat formation: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-390, 4 p. ;30 slides :chiefly col. ;2 x 2 in. in 2 plastic holders 28 x 24 cm.,
• Stine, Cynthia M.; Banks, Norman G., 1991, Costa Rica volcano profile: U.S. Geological Survey, Open-File Report 91-591, 68 p. :ill. (some folded) ;28 cm.,
• Stoner, J. D., 1991, National Water-Quality Assessment program; Red River of the North: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-151, 2 p. :maps ;28 cm.,
• Stover, Carl W.; Reagor, B. Glen, 1991, Preliminary isoseismal map for the Sierra Madre, California, earthquake of June 28, 1991 UTC: National Earthquake Information Center, U.S. Geological Survey, Open-File Report 91-388, 16 p. :ill., maps ;28 cm.,
• Sutter, John F.; Zeitler, Peter K.; Tucker, Robert D., 1991, Thermochronology; applications to tectonics, petrology, and stratigraphy: U.S. Geological Survey, Open-File Report 91-565, 152 p., :ill. ;28 cm.,
• Swadley, W. C.; Simonds, F. W., 1991, Preliminary geologic map of the Deadman Spring SE Quadrangle, Lincoln County, Nevada: U.S. Geological Survey, Open-File Report 91-627, 9 p. :maps ;28 cm.,
• Swanson, D. A., 1991, Geologic map of the Tower Rock Quadrangle, southern Cascade Range, Washington: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-314, i, 26 p. :ill., maps ;28 cm.,
• Tai, D. Y.; Jennings, M. E.; White, K. D.; Garcia, L. A., 1991, Evaluation of a modified automatic sampler for the collection of water samples for analysis of trace organic compounds or suspended sediment: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-469, 26 p., 11 figures, 6 tables,
• Theis, C. V., 1991, Short papers on water supplies and engineering geology, Alaska Highway, 1943-1944: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-80, iv, 61 p. ;28 cm.,
• Theis, C. V., 1991, Short papers on water resources in New Mexico, 1937-57: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-81, iv, 61 p. ;28 cm.,
• Theis, C. V., 1991, Potential hazards to water resources along a test-flight path, 1952; Possible disposal of liquid waste in a deep saline aquifer, 1954; and Hydrologic aspects of a proposed burial ground, 1965: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-82, iv, 30 p. :ill. ;28 cm.,
• Theodore, Ted G., 1991, Preliminary geologic map of the North Peak Quadrangle, Humboldt and Lander counties, Nevada: U.S. Geological Survey, Open-File Report 91-429, 11 leaves :ill., map ;28 cm.,
• Theodore, Ted G., 1991, Preliminary geologic map of the Valmy Quadrangle, Humboldt County, Nevada: U.S. Geological Survey, Open-File Report 91-430, 9 leaves :ill., map ;28 cm.,
• Thomas, J. M.; Lyles, B. F.; Carpenter, L. A., 1991, Chemical and isotopic data for water from wells, springs, and streams in carbonate-rock terrane of southern and eastern Nevada and southeastern California, 1985-88: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 89-422, iii, 24 p. :ill., map ;28 cm.,
• Thompson, J. M.; White, L. D., 1991, Chemical analyses of water from the GTA-1 well, Parkfield, California, and other nearby spring and well waters: U.S. Geological Survey, Open-File Report 91-3, 27 p. :ill. ;28 cm.,
• Thompson, Robert Stephen; Borisova, Olga K.; Svetlitskaya, Tatanya V., 1991, Pliocene climates of the Northern Hemisphere; abstracts of the joint US/USSR workshop on Pliocene paleoclimates, Moscow, USSR, April, 1990: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-447, 45 p., :ill. ;28 cm.,
• Thorman, Charles H., 1991, Some current research in eastern Nevada and western Utah: U.S. Geological Survey, Open-File Report 91-386, ii, 28 p ;28 cm.,
• Tidball, R. R.; Briggs, P. H.; Stewart, K. C.; Vaughn, R. B.; Welsch, E. P., 1991, Analytical data for soil and well core samples from the Carson River basin, Lyon and Churchill Counties, Nevada: U.S. Department of the Interior, U.S. Geological Survey : Books and Open-file Reports Section [distributor], Open-File Report 91-584-A, 140 p. (3 figures, 6 tables, 5 p. of text),
• Tidball, R. R.; Briggs, P. H.; Stewart, K. C.; Vaughn, R. B.; Welsch, E. P., 1991, Analytical data for soil and well core samples from the Carson River basin, Lyon and Churchill Counties, Nevada: U.S. Department of the Interior, U.S. Geological Survey : Books and Open-file Reports Section [distributor], Open-File Report 91-584-B, 1 computer disk ;5 1/4 in.,
• Tidball, Ronald R.; Wilson, S. A.; Cappalucci, Tony, 1991, The composition of soils, plants, and waters in the TJ Drain catchment area, Newlands Irrigation Project, Churchill County, Nevada: U.S. Geological Survey, Open-File Report 91-371, viii, 81 p. :ill. ;28 cm.,
• Tilling, Robert I.; Jones, Blair F., 1991, Composition of waters from the research drill hole at summit of Kilauea Volcano and of selected thermal and non-thermal groundwaters, Hawaii: U.S. Geological Survey ; Books and Open File Reports Section [distributor, Open-File Report 91-133-A, 28 p. :ill., map ;28 cm.,
• Tilling, Robert I.; Jones, Blair F., 1991, Composition of waters from the research drill hole at summit of Kilauea Volcano and of selected thermal and non-thermal groundwaters, Hawaii: U.S. Geological Survey ; Books and Open File Reports Section [distributor, Open-File Report 91-133-B, 1 computer disk ;3 1/2 in.,
• Tomori, Alvin H.; Nakata, J. S.; Okubo, P. G.; Tanigawa, W. R.; Tokuuke J. P.; Wright, Thomas L., 1991, Hawaiian Volcano Observatory, Summary 90; Part I, Seismic data, January to December 1990: U.S. Geological Survey, Open-File Report 91-578, iii, 79 p. :ill. ;28 cm.,
• Torak, L. J.; Davis, G. S.; Strain, G. A.; Herndon, J. G., 1991, Geohydrology and evaluation of water-resource potential of the Upper Floridan aquifer in the Albany area, southwestern Georgia: U.S. Geological Survey ; Books and Open-File Reports [distributor], 1991 Open-File Report 91-52, vii, 86 p. :ill. ;28 cm.,
• Torres-Gonzalez, Sigfredo, 1991, Compilation of ground-water level measurements, obtained by the United States Geological Survey in Puerto Rico, 1958-1985: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 88-701, vi, 163 p. :ill. ;28 cm.,
• Torresan, M. E.; Clague, D. A.; Jacobs, C. L., 1991, Cruise report, Hawaiian GLORIA cruise F12-89-HW: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-127, 67 p. :ill., maps ;28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, January 1991: Open-File Report 91-300-A, 18 p.: ill. ; 28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, February 1991: Open-File Report 91-300-B, 17 p. : ill. ; 28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, March 1991: Open-File Report 91-300-C, 20 p. : ill. ; 28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, May 1991: Open-File Report 91-300-E, 20 p.: ill. ; 28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, July 1991: Open-File Report 91-300-G, 19 p. : ill. ; 28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, August 1991: Open-File Report 91-300-H, 21 p. : ill. ; 28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, September 1991: Open-File Report 91-300-I, 20 p. : ill. ; 28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, November 1991: Open-File Report 91-300-K, 21 p. : ill. ; 28 cm.,
• Townshend, John B.; O'Connell, Richard V.; Varner, Carol Ann, 1991, Preliminary geomagnetic data, College Observatory, Fairbanks, Alaska, December 1991: Open-File Report 91-300-L, 20 p. : ill. ; 28 cm.,
• Trench, E. C., 1991, Ground-water resources of Rhode Island: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-199, viii, 169 p. :ill. ;28 cm.,
• Tucker, Robert E.; McHugh, John B., 1991, A survey of four study areas examining Bacillus cereus population distributions and soil metal concentrations: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-437, iii, 41 p., :ill., maps ;28 cm.,
• Valentine, Page C.; Lough, R. Gregory, 1991, The sea floor environment and the fishery of eastern Georges Bank: U.S. Geological Survey, Open-File Report 91-439, iii, 25 p. :ill. (some col.), maps (1 col.) ;28 cm.,
• Valin, Zenon C.; Bader, J. W.; Barnes, D. F.; Fisher, M. A.; Stanley, R. G., 1991, Simple Bouguer gravity anomaly maps of the Nenana basin area, Alaska: Open-File Report 91-33, 6 maps on 5 sheets :photocopy ;54 x 61 cm. and smaller, sheets 68 x 91 cm. and smaller.,
• Van Gosen, Bradley S.; Wenrich, Karen J., 1991, Part C: Geochemistry of Soil Samples from 50 Solution-Collapse Features on the Coconino Plateau, Northern Arizona: Geological Survey (U.S.) Open-File Report 91-594-C, Geochemical Data Files on 1 Diskette (5 1/4 in.),
• Van Gosen, Bradley S.; Wenrich, Karen J., 1991, Part D: Geochemistry of Soil Samples from 50 Solution-Collapse Features on the Coconino Plateau, Northern Arizona: Geological Survey (U.S.) Open-File Report 91-594-D, Geochemical Data Files on 1 Diskette (5 1/4 in.),
• Van Gosen, Bradley S.; Wenrich, Karen J., 1991, Part A: Geochemistry of Soil Samples from 50 Solution-Collapse Features on the Coconino Plateau, Northern Arizona: Geological Survey (U.S.) Open-File Report 91-594-A, Discussion: v, 281 p.,
• Van Gosen, Bradley S.; Wenrich, Karen J., 1991, Geochemistry of Soil Samples from 50 Solution-Collapse Features on the Coconino Plateau, Northern Arizona: Geological Survey (U.S.) Open-File Report 91-594-A-D, v, 281 p.; 3 Diskettes (5 1/4 in.); A: Discussion (Paper), B-D: Geochemical Data Files (Diskettes),
• Van Gosen, Bradley S.; Wenrich, Karen J., 1991, Part B: Geochemistry of Soil Samples from 50 Solution-Collapse Features on the Coconino Plateau, Northern Arizona: Geological Survey (U.S.) Open-File Report 91-594-B, Geochemical Data Files on 1 Diskette (5 1/4 in.),
• Van Loenen, Richard E.; Gibbons, Anthony B., 1991, Assessment for undiscovered resources of coalbed methane in nine Wyoming BLM wilderness study areas: U.S. Geological Survey, Open-File Report 91-590, i, 11 p. :ill., map ;28 cm.,
• Varnes, David J.; Van Horn, Richard, 1991, Surficial geologic map of the Oak City area, Millard County, Utah: Open-File Report 91-433, 1 map :photocopy ;sheet 129 x 107 cm. +3 sheets (107 x 107 cm. and smaller),
• Vedder, J. G.; Howell, D. G.; McLean, Hugh; Stanley, R. G.; Wiley, T. J., 1991, Preliminary geologic map of Tepusquet Canyon and Manzanita Mtn. quadrangles, California: Open-File Report 91-109, 1 map :photocopy ;58 x 96 cm., on sheet 91 x 136 cm.,
• von Allworden, B. K.; Owen-Joyce, Sandra J.; Sandoval, John D.; Raymond, Lee H., 1991, Lower Colorado River Accounting System (LCRAS) computer program and documentation: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-179, 199 p. :ill., map ;28 cm.,
• Waddell, K. M.; Freethey, G. W.; Susong, D. D.; Pyper, G. E., 1991, Review of water demand and water utilization studies for the Provo River drainage basin, and review of a study of the effects of the proposed Jordanelle Reservoir on seepage to underground mines, Bonneville unit of the central Utah project: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-514, 74 p., 17 figures, 7 tables,
• Wagner, C. R., 1991, Streamgaging cableways: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-84, ix, 89 p. :ill. ;28 cm.,
• Wald, J. D., 1991, Chemical and physical data related to ground water in the vicinity of abandoned uraniferous lignite mines, western North Dakota, December 1983 through June 1988: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-527, iv, 161 p. :ill. ;28 cm.,
• Wald, Lisa A.; Hutton, L. Katherine; Mori, Jim; Given, Douglas D.; Jones, Lucile M., 1991, The southern California network bulletin January - December, 1990: U.S. Geological Survey, Open-File Report 91-255, 26 p. (5 tables, 14 p. of text),
• Wallace, R. E., 1991, Ground-squirrel mounds and related patterned ground along the San Andreas Fault in Central California: U.S. Geological Survey, Open-File Report 91-149, 25 p. :ill. ;28 cm.,
• Wang, Leon Ru-Liang; Wang, Joyce C.; Ishibashi, Isao, 1991, GIS applications in seismic loss estimation model for Portland, Oregon water and sewer systems: U.S. Geological Survey, Open-File Report 91-441-F, vi, 71 leaves :ill. ;28 cm.,
• Wangsness D. J.; Frick, E. A., 1991, National Water-Quality Assessment Program - The Apalachicola-Chattahoochee Flint River Basin: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-163, 1 sheet :map ;28 cm.,
• Warner, Kelly L.; Earle, John D.; Sherrill, Marvin G., 1991, Hydrogeologic information in the Great Lakes basin, United States, and application of a geographic information system to public supply wells and hazardous-waste sites: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-220, iii, 182 p. :maps ;28 cm.,
• Weaver, Craig S.; Shedlock, Kaye M., 1991, Estimates of seismic source regions from considerations of the earthquake distribution and regional tectonics in the Pacific Northwest: U.S. Geological Survey, Open-File Report 91-441-R, iv, 25 leaves :ill. ;28 cm.,
• Wegner, Steven J.; Campbell, Linford J., 1991, Radionuclides, chemical constituents, and organic compounds in water from wells and springs from the southern boundary of the Idaho National Engineering Laboratory to the Hagerman area, Idaho, 1989: U.S. Geological Survey ; Books and Open-File Reports Section [distributor, Open-File Report 91-232, iv, 49 p. :ill., maps ;28 cm.,
• Wentworth, Carl M.; Fitzgibbon, Todd T., 1991, ALACARTE user manual: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-587-C, xvi, 268 leaves :ill. ;28 cm.; An Author‘s Retrospective on ALACARTE; Readme;,
• Wentz, Dennis A.; McKenzie, Stuart W., 1991, National Water-Quality Assessment program : the Willamette basin, Oregon: U.S. Geological Survey, Dept. of the Interior, Open-File Report 91-167, 1 sheet :ill. ;28 cm.,
• West, Christopher T., 1991, Potentiometric surface of the Claiborne Aquifer in southwestern Georgia, October 1990: U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-205, 2 p. :map ;28 cm.,
• Westerfield, Paul W.; Touschner, Sharon T., 1991, Ground-water levels in the alluvial aquifer in eastern Arkansas, 1990: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-248, 24 p. :ill. ;28 cm.,
• Wetherbee, Gregory A.; Kimball, Briant A.; Maura, Wendy S., 1991, Selected hydrologic data for the upper Arkansas River basin, Colorado, 1986-89: U.S. Geological Survey : Books and Open-File Reports Section [distributor], Open-File Report 91-528, iv, 216 p. :ill. ;28 cm.,
• Wheeler, J. C., 1991, Water withdrawal and use in Maryland, 1987: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-572, iv, 28 p. :ill. ;28 cm.,
• White, E. R., 1991, Santa Cruz County, California selected earth science references: U.S. Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-122, 16 p. :ill., map ;28 cm.,
• Wieczorek, G. F.; Schuster, R. L.; Harp, E. L.; Fleming, R. W.; Baum, R. L.; Johnson, A. M., 1991, Four contributions to 2nd seminar on Landslide hazards, Cosenza, Italy; March 5-6, 1990: Dept. of the Interior, U.S. Geological Survey, Open-File Report 91-108, ii, 27 p. :maps ;28 cm.,
• Wienke, Sally M.; Cole, Brian E.; Alpine, Andrea E.; Cloem, James E., 1991, Plankton Studies in San Francisco Bay, XIII; Chlorophyll Distributions and Hydrographic Properties of San Francisco Bay, 1990: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports [distributor], Open-File Report 91-476, 85 p. (1 figure, 2 tables, 10 p. of text),
• Wiggs, L. B.; Poore, R. Z., 1991, Pliocene planktic foraminifer census data from deep sea drilling project holes 502A,B,C: U.S. Geological Survey, Open-File Report 91-325, 15p. :ill. ;28 cm.,
• Williams, D. R.; McElroy, T. A., 1991, Water-resources data for Indiana County, Pennsylvania: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 90-384, 147 p. ill., maps ;28 cm.,
• Williamson, Courteney; Robbins, S. L., 1991, Principal facts for 1040 gravity stations in the Gillette and Sheridan 1x2 degree quadrangles, and Crow Indian Reservation, Wyoming, Montana, and South Dakota: U.S. Geological Survey, Open-File Report 91-287, ii, 59 p. :ill. ;28 cm.,
• Wilson, Anna B.; LaRock, Edward J., 1991, ASCII database of principal lode mines and mineralized areas in southern Summit County, Colorado: Open-File Report 91-27-A, 22 p. ; 28 cm.,
• Wilson, Anna B.; LaRock, Edward J., 1991, ASCII database of principal lode mines and mineralized areas in southern Summit County, Colorado: Open-File Report 91-27-B, One 5 1/4 inch diskette,
• Wilson, Keith Edward, 1991, Water-resources activities for the U.S. Geological Survey in Wyoming, October 1989 through September 1991: U.S. Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-226, v, 123 p. :ill. ;28 cm.,
• Wilson, S. A.; Tidball, R. R.; Kennedy, K. R.; Briggs, P. H.; Hageman, P. L.; Cappalucci, Tony, 1991, Assessment of geochemical variability and a listing of geochemical data for soils, drain sediments, alfalfa, greasewood, groundwater and water extractable soil constituents from the TJ-Drain study area, Nevada: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-581, iv, 122 p. :ill., map ;28 cm.,
• Winner, M. D., Jr., 1991, U.S. Geological Survey; North Carolina‘s water resources; a partnership with state, Federal and local agencies: U.S. Geological Survey, Open-File Report 91-77, 2 p. :ill. ;36 x 22 folded 22 x 9 cm.,
• Winograd, I. J., 1991, Yucca Mountain as a nuclear-waste repository; neither myth nor millennium: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-170, v, 25 p. :ill. ;28 cm.,
• Wintsch, Robert P.; Kunk, M. J.; Cortesini, Henry, Jr.; Sutter, J. F., 1991, p40 sAr/ p39 sAr age-spectrum data for the Avalon and Putnam-Nashoba lithotectonic zones, eastern Connecticut and western Rhode Island: U.S. Geological Survey, Open-File Report 91-399, 133 p. :ill. ;28 cm.,
• Wirt, Laurie; Van Metre, P. C.; Favor, B. O., 1991, Historical water-quality data, Puerco River Basin, Arizona and New Mexico: Dept. of the Interior, U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-196, iv, 339 p. :ill., maps ;28 cm.,
• Witt, Emitt C., 1991, Water-resources data for North Fork Bens Creek, Somerset County, Pennsylvania, August 1983 through September 1988: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 89-584, vi, 61 p. :ill., maps ;28 cm.,
• Wnuk, Christopher; Fariduddin, Mohammad; Fatmi, S. F.; SanFilipo, J. R., 1991, The stratigraphy and geometry of the Lakhra Formation in the Lakhra coal field area and implications for the coal resource potential north of Lakhra, Sind Province, Pakistan; a progress report: U.S. Geological Survey, Open-File Report 91-9, ii, 104 p., :ill., map ;28 cm.,
• Wnuk, Christopher; SanFilipo, J. R.; Fatmi, Farah; Fariduddin, Mohammad, 1991, The stratigraphy and coal resource potential of the Sohnari Member of the Laki Formation in Sindh Province, Pakistan; a progress report: U.S. Geological Survey, Open-File Report 91-326, ii, 68 p., :ill. ;28 cm.,
• Wood, James L.; Fischer, Jeffrey M., 1991, Selected meteorological data for an arid site near Beatty, Nye County, Nevada, calendar year 1986: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-189, iv, 27 p. :ill., maps ;28 cm.,
• Worl, Ronald G.; Kiilsgaard, T. H.; Bennett, E. H.; Link, P. K.; Lewis, R. S.; Mitchell, V. E.; Johnson, K. M.; Synder, L. D., 1991, Geologic map of the Hailey 1 degree x 2 dregees quadrangle, Idaho: Open-File Report 91-340, 1 map :photocopy ;44 x 65 cm., on sheet 107 x 148 cm.,
• Wrucke, Chester T.; Cole, David M., 1991, Lithology and geochemistry of core from U.S. Geological Survey deep drill hole at Indian Creek and discussion of core from a drill hole near Gold Acres, Shoshone Range, Nevada: U.S. Geological Survey, Open-File Report 91-585, 118 p., :ill. ;28 cm.,
• Yager, Douglas B.; Lipman, Peter W.; Sawyer, David A., 1991, Caldera-related lava flows and intrusions of the south-central San Juan Mountains, Colorado; analytical data: Open-File Report 91-313-A, 19 p. (1 sheet), illus. incl. 5 tables, sketch map,
• Yager, Douglas B.; Lipman, Peter W.; Sawyer, David A., 1991, Caldera-related lava flows and intrusions of the south-central San Juan Mountains, Colorado; analytical data: Open-File Report 91-313-B, One 5 1/4 inch diskette,
• Yager, Richard M., 1991, Estimation of hydraulic conductivity of a riverbed and aquifer system on the Susquehanna River in Broome County, New York: U.S. Geological Survey ; Books & Open-File Reports Section [distributor], Open-File Report 91-457, vii, 54 p. :ill., maps ;28 cm.,
• Yamashita, Kenneth M.; Wieprecht, David E., 1991, Descriptions and elevations for bench marks at Mammoth Lakes, California: U.S. Geological Survey, Open-File Report 91-630, 72 p. :ill. ;28 cm.,
• Yeats, Robert S.; Graven, Erik P.; Werner, Kenneth S.; Goldfinger, Chris; Popowski, Thomas J., 1991, Tectonics of the Willamette Valley, Oregon: U.S. Geological Survey, Open-File Report 91-441-P, v, 47 leaves :ill., maps ;28 cm. +1 envelope (8 maps),
• Yehle, L. A.; Schmoll, H. R.; Dobrovolny, Ernest, 1991, Geologic map of the Anchorage B-8 SW Quadrangle, Alaska: U.S. Geological Survey, Open-File Report 91-143, 30 p. :ill., maps ;28 cm.,
• Yerkes, R. F.; Showalter, P. K., 1991, Preliminary geologic map of the Thousand Oaks 7.5‘ Quadrangle, Southern California: U.S. Geological Survey, Open-File Report 91-288, 10 p. :map ;28 cm.,
• Young, H. W.; Parliman, D. J.; Jones, M. L.; Stone, M. A., 1991, Hydrologic and water-quality data for selected sites, Grand Teton National Park, Wyoming, September 1988 through September 1990: U.S. Geological Survey ; Books and Open-File Reports Section [distributor], Open-File Report 91-56, iv, 23 p. :ill., maps ;28 cm.,
• Yount, James C.; Gower, Howard Dale, 1991, Bedrock geologic map of the Seattle 3‘ by 60‘ Quadrangle, Washington: U.S. Geological Survey, Open-File Report 91-147, 37 p. :maps ;28 cm.,
• Zierenberg, Robert A.; Morton, J. L.; Reiss, C. A.; Holmes, M. L., 1991, Preliminary results of the 1986 SEA CLIFF dive program, Escanaba Trough: U.S. Dept. of the Interior, Geological Survey, Open-File Report 91-137, 176 p. :ill. (some col.) ;28 cm.,
• Zimbelman, David R.; Arbogast, B. F.; Hageman, P. L.; Hill, R. H.; Fey, D. L.; Bullock, J. H., Jr., 1991, Analytical results and sample locality maps for rock samples collected in and near the Delta 1 degree x 2 degrees Quadrangle, Tooele, Juab, Millard, and Utah counties, Utah: U.S. Geological Survey, Open-File Report 91-114, iii, 256 p., 7 over-size sheets; :ill., maps ;28 cm.,
• Zimbelman, David R.; Arbogast, B. F.; Hageman, Phil; Hill, R. H.; Fey, D. L., 1991, Analytical results for rock samples collected from the Mercur and Ophir mining districts, Utah, the Lookout Pass prospect area, Utah, and the Ferber mining district, Nevada: United States Department of the Interior, Geological Survey, Open-File Report 91-349, 20 p. (1 figure, 6 tables, 4 p. of text),
• Zimbelman, David R.; Arbogast, B. F.; Nutt, C. J.; Hageman, P. L.; Hill, R. H.; Fey, D. L.; Bullock, J. H., Jr., 1991, Analytical results and sample locality map for rock samples from the Detroit mining district, Juab and Millard Counties, Utah: U.S. Geological Survey, Open-File Report 91-319, i, 48 p., :maps ;28 cm.,
• Zohdy, Adel A. R.; Bisdorf, Robert J., 1991, Ground-water exploration using deep Schlumberger soundings at Edwards Air Force Base, California; Part II, Rogers Lake and north of Edwards Air Force Base: U.S. Geological Survey, Open-File Report 91-446, 109 p., :ill., maps (some col.) ;28 cm.,

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