- Ashley, G. H., 1918, Cannel coal in the United States: Govt. Print. Office, Bulletin 659, 127 p. :ill., maps ;23 cm.,
- Ashley, G. H., 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--Notes on the greensand deposits of the eastern United States: Bulletin 660-B, p. 27-58,
- Atwood, Wallace Walter, 1918, Relation of landslides and glacial deposits to reservoir sites in the San Juan Mountains, Colorado: Govt. print. off., Bulletin 685, 38 p. :illus. (maps, diagrs.) VIII pl. ;23 cm.,
- Bowen, C. F., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels-- Phosphatic oil shales near Dell and Dillon, Beaverhead County, Montana: Bulletin 661-I, p. 315-328,
- Bowles, Oliver, 1918, The structural and ornamental stones of Minnesota: Govt. Print. Off., Bulletin 663, 225 p.,
- Brooks, A. H., 1918, Mineral resources of Alaska, report on progress of investigations in 1916--Administrative report: Bulletin 662-A, p. 1-62,
- Brooks, Alfred Hulse and others, 1918, Mineral resources of Alaska : report on progress of investigations in 1916: U.S. Govt. Print. Off., Bulletin 662, 469 p., [16] leaves of folded plates :ill., maps (some col.) ;24 cm.,
- Capps, S. R., 1918, Mineral resources of Alaska, report on progress of investigations in 1916--Mineral resources of the Kantishna region: Bulletin 662-E, p. 279-331,
- Chapin, Theodore, 1918, Mineral resources of Alaska, report on progress of investigations in 1916--Mining developments in the Ketchikan and Wrangell mining districts: Bulletin 662-B, p. 63-154,
- Chapin, Theodore Sheffield, 1918, The Nelchina-Susitna region, Alaska: Govt. print. off., Bulletin 668, 67 p. :illus., x pl. (part fold., incl. 2 maps in pocket) diagrs. ;24 cm.,
- Collier, A. J., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels--The Bowdoin dome, Montana, a possible reservoir of oil or gas: Bulletin 661-E, p. 193-209,
- Cushman, Joseph Augustine, 1918, Some Pliocene and Miocene Foraminifera of the Coastal Plain of the United States: Govt. Print. Off., Bulletin 676, 100 p. ;24 cm.,
- Eakin, Henry Miner, 1918, The Cosna-Nowitna region, Alaska: Govt. print. off., Bulletin 667, 54 p. :illus., VIII pl. (part fold., incl. maps, in pocket) diagr. ;24 cm.,
- Fath, A. E., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels--Structure of the northern part of the Bristow quadrangle, Creek County, Oklahoma, with reference to petroleum and natural gas: Bulletin 661-B, p. 69-99,
- Harder, E. C.; Johnston, A. W., 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--Notes on the geology and iron cores of the Cuyuna district, Minnesota: Bulletin 660-A, p. 1-26,
- Harrington, G. L., 1918, Mineral resources of Alaska, report on progress of investigations in 1916--Gold placers of the Anvik-Andreafski region: Bulletin 662-F, p. 333-349,
- Harrington, George Leavitt, 1918, The Anvik-Andreafski region, Alaska (including the Marshall district): Govt. Print. Off., Bulletin 683, 70 p. :vii pl. (incl. 4 fold. maps in pocket) on 6 l. ;24 cm.,
- Hewett, D. F.; Stose, G. W.; Katz, F. J.; Miser, H. D., 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--Possibilities for manganese ore on certain undeveloped tracts in the Shenandoah Valley, Virginia: Bulletin 660-J, p. 271-304,
- Hopkins, O. B., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels--THe Palestine salt dome, Anderson County, Texas: Bulletin 661-G, p. 253-280,
- Hopkins, O. B., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels--Oil and gas possibilities of the Hatchetigbee anticline, Alabama: Bulletin 661-H, p. 281-313,
- Keith, Arthur; Sterrett, D. B., 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--Tin resources of the Kings Mountain district, North Carolina and South Carolina: Bulletin 660-D, p. 123-146,
- Knopf, Adolph, 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--The antimonial silver-lead veins of the Arabia district, Nevada: Bulletin 660-H, p. 249-255,
- Knopf, Adolph, 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--Strontianite deposits near Barstow, California: Bulletin 660-I, p. 257-270,
- Loughlin, G. F., 1918, The oxidized zinc ores of Leadville, Colorado: Govt. print. off., Bulletin 681, 91 p. :VIII pl. (incl. diagrs.) on 5 l. (1 fold.),
- Marshall, Robert Bradford, 1918, Spirit leveling in New York, 1896-1905 and 1912-1916: Govt. Print. Off., Bulletin 671, 214 p. :ill. ;24 cm.,
- Marshall, Robert Bradford, 1918, Spirit leveling in Illinois, 1914 to 1917, inclusive: Govt. Print. Off., Bulletin 672, 108 p. :ill. ;24 cm.,
- Marshall, Robert Bradford, 1918, Spirit leveling in Kentucky, 1914 to 1916, inclusive: Govt. Print. Off., Bulletin 673, 100 p. :ill. ;24 cm.,
- Marshall, Robert Bradford, 1918, Spirit leveling in the state of Washington 1896 to 1917, inclusive: Govt. Print. Off., Bulletin 674, 204 p. :ill. ;24 cm.,
- Matson, G. C., 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--Louisiana clays, including the results of tests made in the laboratory of the Bureau of Standards at Pittsburgh: Bulletin 660-E, p. 147-158,
- Matson, G. C.; Hopkins, O. B., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels--The De Soto-Red River oil and gas field, Louisiana: Bulletin 661-C, p. 101-140,
- Matson, G. C.; Hopkins, O. B., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels--The Corsicana oil and gas field, Texas: Bulletin 661-F, p. 211-252,
- Mertie, J. B., Jr., 1918, Mineral resources of Alaska, report on progress of investigations in 1916--The gold placers of the Tolovana district: Bulletin 662-D, p. 221-277,
- Mertie, J. B., Jr., 1918, Mineral resources of Alaska, report on progress of investigations in 1916--Lode mining in the Fairbanks district: Bulletin 662-H, p. 403-424,
- Mertie, J. B., Jr., 1918, Mineral resources of Alaska, report on progress of investigations in 1916--Lode mining and prospecting on Seward Peninsula: Bulletin 662-I, p. 425-469,
- Miser, H. D., 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--Manganese deposits of the Caddo Gap and De Queen quadrangles, Arkansas: Bulletin 660-C, p. 59-122,
- Moffit, F. H., 1918, Mineral resources of Alaska, report on progress of investigations in 1916--Mining in the lower Copper River basin: Bulletin 662-C, p. 155-220,
- Moffit, Fred Howard; Overbeck, Robert Milton, 1918, The upper Chitina Valley, Alaska, with a description of the igneous rocks: Govt. Print. Off., Bulletin 675, 82 p. :ill. ;24 cm.,
- Nickles, John M., 1918, Bibliography of North American geology for 1917, with subject index: U.S. G.P.O., Bulletin 684, 154 p. ;24 cm.,
- Overbeck, R. M., 1918, Mineral resources of Alaska, report on progress of investigations in 1916--Lode deposits near the Nenana coal field: Bulletin 662-G, p. 351-402,
- Pardee, J. T., 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--Ore deposits of the northwestern part of the Garnet Range, Montana: Bulletin 660-F, p. 159-239,
- Pardee, J. T., 1918, Contributions to economic geology, 1917, Part I, Metals and nonmetals except fuels--The Dunkleberg mining district, Granite County, Montana: Bulletin 660-G, p. 241-247,
- Pardee, Joseph Thomas, 1918, Geology and mineral deposits of the Colville Indian Reservation, Washington: Govt. Print. Off., Bulletin 677, 186 p. :ill., maps ;24 cm.,
- Ransome, Frederick Leslie; Burchard, Ernest Francis; Gale, Hoyt S., 1918, Contributions to economic geology (short papers and preliminary reports), 1917 : Part 1. - Metals and nonmetals except fuels: U.S. G.P.O., Bulletin 660, 304 p., xi leaves of plates :ill., maps (some fold.) ;24 cm.,
- Rogers, G. S., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels--The Cleveland gas field, Cuyahoga County, Ohio, with a study of rock pressure: Bulletin 661-A, p. 1-68,
- Schultz, Alfred Reginald, 1918, A geologic reconnaissance for phosphate and coal in southeastern Idaho and western Wyoming: Govt. Print. Office, Bulletin 680, 84 p. :ill., (fold. map) ;1918.,
- Shaw, E. W., 1918, Contributions to economic geology, 1917, Part II, Mineral fuels--The Irvine oil field, Estill County, Kentucky: Bulletin 661-D, p. 141-192,
- Wegemann, Carroll H., 1918, The Salt Creek oil field, Wyoming: Govt. Print. Off., Bulletin 670, 52 p. :maps ;24 cm.,
- White, David, 1918, Contributions to economic geology (short papers and preliminary reports), 1917 : Part II. - Mineral fuels: U.S. G.P.O., Bulletin 661, 328 p. :ill., xxix pl. (incl. some fold. maps) ;24 cm.,
