- Baskerville, C. A., 1994, Bedrock and engineering geologic maps of New York County and parts of Kings and Queens counties, New York, and parts of Bergen and Hudson counties, New Jersey: IMAP 2306, 2 maps :col. ;100 x 59 cm., on sheets 142 x 104 cm. and 117 x 104 cm.,
- Billingsley, G. H., 1994, Geologic map of Sullivan Draw and vicinity, Mohave County, northwestern Arizona: IMAP 2396, 1 map :col. ;88 x 71 cm., on sheet 105 x 122 cm., folded in envelope 30 x 24 cm.,
- Brady, L. L.; Nuelle, L. M.; Haug, D. B.; Smith, D. C.; Bostic, J. L.; Jcquess, J. C., 1994, Coal resources of the Joplin 1 degree by 2 degrees Quadrangle, Kansas and Missouri: IMAP 2426-A, 2 maps :col. ;45 x 71 cm. and 34 x 27 cm., on sheet 99 x 132 cm., folded in envelope 30 x 24 cm. +1 data sheet (69 x 72 cm.),
- Cannon, W. F.; Clark, S. H. B.; Lesure, F. G.; Hinkle, M. E.; Paylor, R. L.; King, H. M.; Simard, C. M.; Ashton, K. C.; Kite, J. S., 1994, Mineral resources of West Virginia: IMAP 2364-A, 1 map :col. ;77 x 88 cm., on sheet 99 x 147 cm., folded in envelope 30 x 24 cm. +1 pamphlet (14 p. ; 28 cm.),
- Compiled by Hallberg, George R.; Lineback, Jerry A.; Mickelson, David M.; Knox, James C.; Goebel, Joseph E.; Hobbs, Howard C.; Whitfield, John W.; Ward, Ronald A.; Boellstorff, John D.; Swinehart, James B.; Dreeszen, Vincent H.; Edited and Integrated by Richmond, Gerald Martin; Fullerton, David S.; Christiansen, Ann Coe, 1994, Quaternary Geologic Map of the Des Moines 4 Degrees x 6 Degrees Quadrangle, United States: U.S. Geological Survey IMAP 1420(NK-15), Map Sheet: 54.5 x 35.5 inches; Zip Files; Downloads Directory,
- compiled by Irwin, W. P., 1994, Geologic map of the Klamath Mountains, California and Oregon: IMAP 2148, 1 map :col. ;67 x 42 cm., on sheet 87 x 112 cm., folded in envelope 30 x 24 cm. +1 ancillary sheet (82 x 74 cm.),
- Compiled by Sado, Edward V.; Fullerton, David S.; Farrand, William R.; Edited and Integrated by Fullerton, David S., 1994, Quaternary Geologic Map of the Lake Nipigon 4 Degrees x 6 Degrees Quadrangle, United States and Canada: U.S. Geological Survey IMAP 1420(NM-16), Map Sheet: 45.5 x 33 inches; Zip Files; Downloads Directory,
- Compiled by Swinehart, James B.; Dreeszen, Vincent H.; Richmond, Gerald Martin; Tipton, Merlin J.; Bretz, Richard F.; Steece, Fred V.; Hallberg, George R.; Goebel, Joseph E.; Edited and Integrated by Richmond, Gerald Martin, 1994, Quaternary Geologic Map of the Platte River 4 Degrees x 6 Degrees Quadrangle, United States: U.S. Geological Survey IMAP 1420(NK-14), Map Sheet: 55.5 x 35.5 inches; Zip Files; Downloads Directory,
- Craddock, R. A.; Greeley, Ronald, 1994, Geologic map of the MTM -20147 Quadrangle, Mangala Valles Region of Mars: IMAP 2310, 1 map :col. ;61 x 58 cm., on sheet 91 x 112 cm., folded in envelope 30 x 24 cm.,
- Croft, S. K.; Casacchia, Ruggero; Strom, R. G., 1994, Geologic map of the Tiamat Sulcus Quadrangle (Jg-9) of Ganymede: IMAP 2328, 1 remote-sensing image :col. ;41 x 65 cm., on sheet 97 x 82 cm., folded in envelope 30 x 24 cm.,
- Day, W. C.; Klein, T. L.; Schulz, K. J., 1994, Bedrock geologic map of the Roseau 1 degree by 2 degrees Quadrangle, Minnesota, United States and Ontario and Manitoba, Canada: IMAP 2358-A, 1 map :col. ;45 x 60 cm., on sheet 69 x 104 cm., folded in envelope 30 x 24 cm.,
- DeHon, R. A.; Leith, A. C.; McKinnon, W. B., 1994, Geologic map of the Hathor region (Jg-15) of Ganymede: IMAP 2388, 1 map :col. ;47 cm. in diam., on sheet 76 x 97 cm., folded in envelope 30 x 24 cm.,
- Denson, N. M.; Pierson, C. T.; Gundy, W. D., 1994, Geologic map showing thickness of sedimentary rocks from ground surface to the top of the upper Cretaceous Pierre Shale in the north half of the Powder River Basin, southeastern Montana and northeastern Wyoming: IMAP 2433-A, 1 map :col. ;84 x 120 cm., on sheet 104 x 148 cm., folded in envelope 30 x 24 cm.,
- Dial, A. L., Jr.; Dohm, J. M., 1994, Geologic map of science study area 4, Chasma Boreale Region of Mars: IMAP 2357, 1 map :col. ;95 x 103 cm., on sheet 104 x 141 cm., folded in envelope 30 x 24 cm.,
- Du Bray, E. A.; Hurtubise, D. O., 1994, Geologic map of the Seaman Range, Lincoln and Nye counties, Nevada: IMAP 2282, 1 map :col. ;124 x 55 cm. on sheet 142 x 94 cm., folded in envelope 30 x 24 cm.,
- Dyman, T. S.; Tysdal, R. G.; Wallace, C. A.; Lewis, S. E., 1994, Correlation chart of lower and upper Cretaceous Blackleaf Formation, eastern Pioneer Mountains, southwestern Montana, to Drummond, central-western Montana: IMAP 2478, 5 sections on 2 sheets ;sheets 101 x 137 cm., folded in envelope 30 x 24 cm. +1 pamphlet (15 p. : ill., maps ; 28 cm.),
- Ellis, M. S.; Colton, R. B., 1994, Geologic map of the Powder River basin and surrounding area, Wyoming, Montana, South Dakota, North Dakota, and Nebraska: IMAP 2298, 1 map :col. ;116 x 102 cm., folded in envelope 30 x 24 cm. +1 data sheet (104 x 76 cm.),
- Geological Survey (U.S.), 1994, Controlled photomosaic of the MTM -85080 Quadrangle (revised), Planum Australe Region of Mars: IMAP 2391, 1 remote-sensing image :col. ;63 x 63 cm., on sheet 82 x 97 cm., folded in envelope 30 x 24 cm.,
- Geological Survey (U.S.), 1994, Mapping the solar system: IMAP 2447, 1 photoprint :col. ;85 x 69 cm.,
- Hail, W. J.; Smith, M. C., 1994, Geologic map of the northern part of the Piceance Creek basin, northwestern Colorado: IMAP 2400, 1 map :col. ;70 x 70 cm., on sheet 87 x 143 cm., folded in envelope 30 x 24 cm.,
- Hanna, W. F.; Hassemer, J. H.; Elliott, J. E.; Wallace, C. A.; Snyder, S. L., 1994, Maps showing gravity and aeromagnetic anomalies in the Butte 1 degree by 2 degrees Quadrangle, Montana: IMAP 2050-I, 3 maps on 2 sheets :col. ;44 x 62 cm., sheets 148 x 84 cm. and 104 x 82 cm., folded in envelope 30 x 24 cm. +1 pamphlet (35 p. ; 28 cm.),
- Hinkle, M. E.; Watts, K. C., Jr.; Griffitts, W. R., 1994, Isopleth maps of iron, manganese, vanadium, and related elements in stream sediments of West Virginia: IMAP 2364-D, 4 maps :col. ;39 x 44 cm., on sheet 92 x 140 cm., folded in envelope 30 x 24 cm. +1 data sheet (103 x 85 cm.),
- Hinkle, M. E.; Watts, K. C., Jr.; Griffitts, W. R., 1994, Isopleth maps of pH and alkalinity in stream waters, and sodium in stream sediments of West Virginia: IMAP 2364-E, 4 maps :col. ;39 x 43 cm., on sheet 102 x 148 cm., folded in envelope 30 x 24 cm.,
- Hinkle, M. E.; Watts, K. C., Jr.; Griffitts, W. R., 1994, Isopleth maps of uranium, thorium, cerium, lanthanum, and related elements in stream sediments of West Virginia: IMAP 2364-F, 5 maps :some col. ;39 x 43 cm., on sheet 93 x 140 cm., folded in envelope 30 x 24 cm. +1 data sheet (84 x 107 cm.),
- Hintze, L. F.; Anderson, R. E.; Embree, G. F., 1994, Geologic map of the Motoqua and Gunlock quadrangles, Washington County, Utah: IMAP 2427, 1 map :col. ;58 x 93 cm., on sheet 112 x 147 cm., folded in envelope 30 x 24 cm. +1 pamphlet (7 p. ; 28 cm.),
- Hintze, L. F.; Grant, S. K.; Weaver, C. L.; Best, M. G., 1994, Geologic map of the Blue Mountain-Lund area, Beaver and Iron counties, Utah: IMAP 2361, 1 map :col. ;56 x 44 cm., on sheet 79 x 137 cm., folded in envelope 30 x 24 cm.,
- Houston, R. S.; Graff, P. J., 1994, Geologic map of Precambrian rocks of the Sierra Madre, Carbon County, Wyoming, and Jackson and Routt counties, Colorado: IMAP 2452, 1 map :col. ;84 x 126 cm., on sheet 105 x 148 cm., folded in envelope 30 x 24 cm. +1 ancillary sheet (maps ; 79 x 87 cm.) + 1 booklet (9 p. ; 28 cm.),
- Kuntz, M. A.; Skipp, B. A.; Lanphere, M. A.; Scott, W. E.; Pierce, K. L.; Dalrymple, G. B.; Champion, D. E.; Embree, G. F.; Page, W. R.; Morgan, L. A.; Smith, R. P.; Hackett, W. R.; Rodgers, D. W., 1994, Geologic map of the Idaho National Engineering Laboratory and adjoining areas, eastern Idaho: IMAP 2330, 1 map :col. ;88 x 87 cm., on sheet 104 x 148 cm., folded in envelope 30 x 24 cm.,
- List, J. H.; Jaffe, B. E.; Sallenger, A. H., Jr.; Williams, S. J.; McBride, R. A.; Penland, Shea, 1994, Louisiana barrier island erosion study; atlas of sea-floor changes from 1878 to 1989: IMAP 2150-B, -,
- Luedke, R. G., 1994, Map showing distribution, composition, and age of early and middle Cenozoic volcanic centers in Idaho, Montana, west-central South Dakota, and Wyoming: IMAP 2291-C, 2 maps :col. ;each 89 x 113 cm., on sheets 112 x 132 cm., folded in envelope 30 x 24 cm. +1 pamphlet (15 p. ; 28 cm.),
- Madden-McGuire, D. J.; Winkler, G. R., 1994, Mineral resource potential maps of the Anchorage 1 degree x 3 degrees Quadrangle: IMAP 2393, 6 maps on 3 sheets :col. ;45 x 65 cm., sheets 112 x 82 cm., folded in envelope 30 x 24 cm. +1 pamphlet (30 p. : map ; 28 cm.),
- Morelock, Jack; Winget, E. A.; Goenaga, Carlos, 1994, Geologic maps of the southwestern Puerto Rico Parguera to Guanica insular shelf: IMAP 2387, 4 maps :col. ;35 x 66 cm. and smaller on sheet 147 x 102 cm., folded in envelope 30 x 24 cm. +1 pamphlet (6 p. ; 28 cm.),
- Morris, E. C.; Tanaka, K. L., 1994, Geologic maps of the Olympus Mons region of Mars: IMAP 2327, 2 maps :col. ;107 x 78 cm. and 70 x 69 cm., on sheets 137 x 86 cm. and 102 x 115 cm., folded in envelope 30 x 24 cm. +1 pamphlet (18 p. : ill. ; 28 cm.),
- Pampeyan, E. H., 1994, Geologic map of the Montara Mountain and San Mateo 7-1/2‘ quadrangles, San Mateo County, California: IMAP 2390, 1 map :col. ;58 x 102 cm., on sheet 99 x 137 cm., folded in envelope 30 x 24 cm. +1 pamphlet (19 p. : ill., maps. ; 28 cm.),
- Pohn, H. A., 1994, Geologic structure and mineral occurrences in eastern West Virginia: IMAP 2364-J, 1 map :col. ;56 x 53 cm., on sheet 69 x 92 cm., folded in envelope 30 x 24 cm.,
- Poppe, L. J.; Lewis, R. S.; Quarrier, Sideny; Zajac, Roman; Moffet, A. M., 1994, Map showing the distribution of surficial sediments in Fishers Island Sound, New York, Connecticut, and Rhode Island: IMAP 2456, 1 map :col. ;46 x 73 cm., on sheet 61 x 108 cm., folded in envelope 30 x 24 cm.,
- Poppe, L. J.; Schlee, J. S.; Knebel, H. J., 1994, Map showing distribution of surficial sediment on the mid-Atlantic continental margin, Cape Cod to Albemarle Sound: IMAP 1987-D, 1 map :col. ;67 x 78 cm., on sheet 84 x 112 cm., folded in envelope 30 x 24 cm.,
- Reinhardt, Juergen; Schindler, J. S.; Gibson, T. G., 1994, Geologic map of the Americus 30‘ x 60‘ Quadrangle, Georgia and Alabama: IMAP 2174, 1 map :col. ;56 x 94 cm., on sheet 94 x 140 cm., folded in envelope 30 x 24 cm. +1 pamphlet (8 p. ; 28 cm.),
- Robbins, E. I.; Rybicki, R. A.; Hockey, David; Fuller, J. A.; Indrick, S. S., 1994, Wetlands of modern and ancestral lakes Erie and St. Clair, Michigan, Ohio, Indiana, Pennsylvania, and New York, U.S.A., and Ontario, Canada: IMAP 2451, 1 map :col. ;61 x 124 cm. on sheet 76 x 132 cm., folded in envelope 30 x 24 cm.,
- Schlee, J. S.; Folger, D. W.; Risch, J. S.; Seekins, B. A.; Foster, D. S.; Polloni, C. F.; Brown, C. L.; Chrzastowski, M. J., 1994, Physiography and sediment distribution of Indiana Shoals, southern Lake Michigan: IMAP 2429, 2 maps and 1 photo mosaic on 2 sheets :col. ;each 56 x 49 cm., sheets 96 x 112 cm. and 74 x 114 cm., folded in envelope 30 x 24 cm.,
- Scott, G. R., 1994, Historic trail map of the Limon 1 degree x 2 degrees Quadrangle, Colorado and Kansas: IMAP 2468, 1 map :col. ;45 x 69 cm., on sheet 81 x 91 cm., folded in envelope 30 x 24 cm.,
- Soller, D. R., 1994, Maps showing the thickness and character of Quaternary sediments in the glaciated United States east of the Rocky Mountains-northern plains states (west of 102 degrees west longitude): IMAP 1970-D, 1 map :col. ;36 x 84 cm., on sheet 94 x 120 cm., folded in envelope 30 x 24 cm.,
- Sprinkel, D. A., 1994, Stratigraphic and time-stratigraphic cross sections, a north-south transect from near the Uinta Mountain axis across the basin and range transition zone to the western margin of the San Rafael Swell, Utah: IMAP 2184-D, 2 sections :col. ;on sheets 82 x 130 cm. and 102 x 127 cm., folded in envelope 30 x 24 cm. +1 pamphlet (31 p. ; 28 cm.),
- State compilations by Luza, Kenneth V.; Jensen, K. M.; Fishman, W. D.; Wermund, E. G., Jr.; Richmond, Gerald Martin; Edited and integrated by Richmond, Gerald Martin; Christiansen, Ann Coe; Digital edition by Bush, Charles A., 1994, Quaternary geologic map of the Dallas 4° x 6° quadrangle, United States: U.S. Geological Survey IMAP 1420(NI-14), Map: 45 x 57 cm.: 1 sheet 76 x 147 cm., folded in envelope 30 x 24 cm.; Map Text: 15 p.; Downloads Directory,
- Tysdal, R. G.; Lewis, S. E.; Dyman, T. S., 1994, Geologic map of Cretaceous Strata between Birch Creek and Brownes Creek, eastern flank of Pioneer Mountains, Beaverhead County, Montana: IMAP 2434, 1 map :col. ;94 x 40 cm., on sheet 112 x 84 cm., folded in envelope 30 x 24 cm.,
- Udias, Agustin; Espinosa, A. F.; Buforn, E., 1994, Maps showing seismicity and tectonic stresses along the Eurasia-Africa plate boundary: IMAP 2363, 6 maps on 1 sheet :col. ;20 x 40 cm., sheet 104 x 87 cm., folded in envelope 30 x 24 cm.,
- Watts, K. C., Jr.; Hinkle, M. E.; Griffitts, W. R., 1994, Summary and interpretive geochemical maps of West Virginia: IMAP 2364-C, 3 maps :some col. ;38 x 43 cm., on sheet 104 x 140 cm., folded in envelope 30 x 24 cm. +1 pamphlet (22 p. ; 28 cm.),
- Watts, K. C., Jr.; Hinkle, M. E.; Griffitts, W. R., 1994, Isopleth maps of titanium, aluminum, and associated elements in stream sediments of West Virginia: IMAP 2364-G, 3 maps :some col. ;39 x 43 cm., on sheet 102 x 140 cm., folded in envelope 30 x 24 cm. +1 data sheet (92 x 127 cm.),
- Whitebread, D. H., 1994, Geologic map of the Dun Glen Quadrangle, Pershing County, Nevada: IMAP 2409, 1 map :col. ;58 x 44 cm., on sheet 74 x 74 cm., folded in envelope 30 x 24 cm.,
- Wilson, A. B.; Skipp, B. A., 1994, Geologic map of the eastern part of the Challis National Forest and vicinity, Idaho: IMAP 2395, 1 map :col. ;67 x 57 cm., on sheet 81 x 94 cm., folded in envelope 30 x 24 cm.,
- Zimbelman, J. R.; Craddock, R. A.; Greeley, Ronald, 1994, Geologic map of the MTM-15147 Quadrangle, Mangala Valles region of Mars: IMAP 2402, 1 photomap :col. ;61 x 60 cm., on sheet 104 x 115 cm., folded in envelope 30 x 24 cm.,
