- Bryan, Kirk, 1927, Contributions to the geography of the United States, 1926. Pedestal rocks formed by differential erosion and channel erosion of the Rio Salado, Socorro County, New Mexico: Bulletin 790-A, 1-19 p.,
- Bryan, Kirk, 1927, Contributions to the geography of the United States, 1926. The "Palouse soil" problem, with an account of elephant remains in wind-borne soil on the Columbia plateau of Washington: Bulletin 790-B, 46 p.,
- Butts, Charles, 1927, Bessemer-Vandiver folio, Alabama: Folios of the Geologic Atlas 221, 1 atlas (22 p., [10] leaves of plates) : ill., 8 col. maps ; 55 x 47 cm.,
- Campbell, Marius R., 1927, Contributions to the geography of the United States, 1926: U.S. G.P.O., Bulletin 790, 46 p., [7] p. of plates :ill. ;24 cm.,
- Capps, S. R.; Smith, P. S., 1927, Mineral resources of Alaska, report on progress of investigations in 1925. The Toklat-Tonzona River region. Geologic investigations in northern Alaska: Bulletin 792-C, p. 73-122,
- Capps, Stephen Reid; Mertie, John Beaver, Jr., 1927, Geology of the upper Matanuska valley, Alaska, with a section on the igneous rocks: Govt. Print. Off., Bulletin 791, 92 p. :incl. illus., tables, diagrs. 16 pl. (part fold., incl. 2 maps, plan, diagr.) ;23 cm.,
- Deeds, John F.; White, W. N., 1927, Water power and irrigation in the Jefferson River Basin, Montana: U.S. G.P.O., Water Supply Paper 580-B, p 41-116 p. :folded map ;23 cm.,
- Emmons, S. F.; Irving, J. D.; Loughlin, G. F., 1927, Geology and ore deposits of the Leadville mining district, Colorado: Professional Paper 148, 368 p.,
- Ferguson, Henry Gardiner, 1927, Geology and ore deposits of the Mogollon mining district, New Mexico: Govt. Print. Off., Bulletin 787, 100 p. :incl. illus., 25 pl. (incl. fold. maps, plans, diagrs.) ;23 cm.,
- Geological Survey (U.S.), 1927, Shorter contributions to general geology, 1926: Professional Paper 147, 48 p. : ill., plates ; 30 cm.;,
- Geological Survey (U.S.), 1927, Surface water supply of the United States, 1922 : Part 10, The Great Basin: U.S. Govt. Print. Off., Water Supply Paper 550, v, 192 p. ;23 cm.,
- Geological Survey (U.S.), 1927, Surface water supply of the United States, 1922 : Part 11. Pacific slope basins in California: U.S. G.P.O., Water Supply Paper 551, viii, 405 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1927, Surface water supply of the United States, 1923, Part VIII, Western Gulf of Mexico basins: U.S. Govt. Print. Off., Water Supply Paper 568, iv, 168 p. ;23 cm.,
- Geological Survey (U.S.), 1927, Surface water supply of the United States, 1923, Part IX, Colorado River basin: U.S. G.P.O., Water Supply Paper 569, v, 189 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1927, Surface water supply of the United States, 1923 : Part X. The Great Basin: U.S. Govt. Print. Off., Water Supply Paper 570, v, 183 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1927, Surface water supply of the United States, 1923 : Part 12, North Pacific drainage basins ; C. Pacific slope basins in Oregon and lower Columbia River basin: U.S. Govt. Print. Off., Water Supply Paper 574, v, 194 p. ;23 cm.,
- Geological Survey (U.S.), 1927, Surface water supply of the United States, 1924, Part III, Ohio River basin: U.S. G.P.O., Water Supply Paper 583, v, 298 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1927, Surface water supply of the United States, 1924, Part IV, St. Lawrence River basin: U.S. Govt. Print. Off., Water Supply Paper 584, v, 147 p. ;23 cm.,
- Grover, Nathan C., 1927, Contributions to the hydrology of the United States, 1926: U.S. Department of the Interior, Geological Survey ; Water Supply Paper 580, i, 116 p. :ill., maps ;24 cm.,
- Grover, Nathan C.; Burchard, E.D., 1927, Surface water supply of Hawaii : July 1, 1922 to June 30, 1923: U.S. Govt. Print. Off., Water Supply Paper 575, iv, 173 p. ;23 cm.,
- Grover, Nathan C.; Follansbee, Robert; Purton, A. B.; Rice, Roger C., 1927, Surface water supply of the United States, 1922, Part IX, Colorado River basin: U.S. Govt. Print. Off., Water Supply Paper 549, v, 175 p. ;23 cm.,
- Grover, Nathan C.; Lamb, W. A.; Paulsen, C. G.; Follansbee, Robert; Spiegel, J. B.; Williams, E. L.; Kinnison, H. B.; Beckman, H. C., 1927, Surface water supply of the United States, 1923, Part VI, Missouri River Basin: U.S. G.P.O., Water Supply Paper 566, viii, 395 p. :ill. ;23 cm.,
- Heald, K. C., 1927, Contributions to economic geology (short papers and preliminary reports), 1926, Part II, Mineral fuels. The geology of the Ingomar anticline, Treasure and Rosebud counties, Montana: Bulletin 786-A, 1-37 p.,
- Landes, K. K., 1927, Mineral resources of Alaska, report on progress of investigations in 1925. Geology of the Knik-Matanuska district, Alaska: Bulletin 792-B, 51-72 p.,
- Lee, W. T., 1927, Correlation of geologic formations between east-central Colorado, central Wyoming, and southern Montana: Professional Paper 149, 80 p.,
- Mansfield, W. C.; Girty, G. H., 1927, Geography, geology, and mineral resources of part of southeastern Idaho, with descriptions of Carboniferous and Triassic fossils: Professional Paper 152, 453 p.,
- Meinzer, O. E.; Renick, B. C.; Bryan, Kirk, 1927, Geology of No. 3 reservoir site of the Carlsbad Irrigation Project, New Mexico with respect to water-tightness: U.S. G.P.O., Water Supply Paper 580-A, p. 1-39; iv, 39 p. :ill., map ;23 cm.,
- Meinzer, Oscar Edward, 1927, Large springs in the United States: U.S. Govt. Print. Off., Water Supply Paper 557, 94 p. :ill., tables, diagrs. 17 plates (1 fold. map, 2 fold. diagrs.) ;23 cm.,
- Meinzer, Oscar Edward, 1927, Plants as indicators of ground water: U. S. Govt. Print. Off., Water Supply Paper 577, v, 95 p. :incl. illus., tables. 12 pl. ;23 cm.,
- Moffit, Fred H. and others, 1927, Mineral resources of Alaska, report on progress of investigations in 1925: U.S. G.P.O., Bulletin 792, 122, xiii p. :ill., pl., maps, diagrs. ;24 cm.,
- Moffit, Fred Howard, 1927, The Iniskin-Chinitna Peninsula and the Snug Harbor district, Alaska: Govt. Print. Off., Bulletin 789, 71 p. :11 pl. (part fold., incl. 5 maps) tables (1 fold.) ;23 cm.,
- Moffit, Fred Howard, 1927, Mineral resources of Alaska, report on progress of investigations in 1925. Mineral industry of Alaska in 1925 and administrative report: Bulletin 792-A, 1-49 p., 1 fig.,
- Nickles, John M., 1927, Bibliography of North American geology for 1923-24: U.S. G.P.O., Bulletin 784, 280 p. ;24 cm.,
- Pardee, J. T., 1927, The Montana earthquake of June 27, 1925: Professional Paper 147-B, p. 7 -23,
- Reeside, J. B., Jr., 1927, A comparison of the genera Metaplacenticeras Spath and Placenticeras Meek: Professional Paper 147-A, p. 1-5,
- Reeside, J. B., Jr., 1927, The cephalopods of the Eagle sandstone and related formations in the Western Interior of the United States: Professional Paper 151, 87 p.,
- Reeves, Frank, 1927, Contributions to economic geology, 1926: Part II, Mineral fuels. Geology of the Cat Creek and Devils Basin oil fields and adjacent areas in Montana: Bulletin 786-B, 98 p.,
- Smith, J. P., 1927, Upper Triassic marine invertebrate faunas of North America: Professional Paper 141, 262 p.,
- Thom, William Taylor, Jr., 1927, Contributions to economic geology (short papers and preliminary reports), 1926: Part II. - Mineral fuels: U.S. G.P.O., Bulletin 786, 98 p. (some folded), [17] p. of plates :ill., maps (1 col.) ;23 cm.,
- Woodring, W. P., 1927, American Tertiary mollusks of the genus Clementia: Professional Paper 147-C, p. 25-47,
