- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1926 : Part 12, North Pacific drainage basins ; B. Snake River basin: U.S. Govt. Print. Off., Water Supply Paper 633, vi, 263 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1927, Part I, North Atlantic slope basins: U.S. Govt. Print. Off., Water Supply Paper 641, vii, 188 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1927, Part II, South Atlantic slope and eastern Gulf of Mexico basins: U.S. Govt. Print. Off., Water Supply Paper 642, v, 103 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1927, Part III, Ohio River basin: U.S. G.P.O., Water Supply Paper 643, vii, 216 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1927, Part V, Hudson Bay and upper Mississippi River basin: U.S. Govt. Print. Off., Water Supply Paper 645, v, 115 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1927 : Part 11. Pacific slope basins in California: U.S. G.P.O., Water Supply Paper 651, ix, 299 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1927 : Part 12, North Pacific drainage basins ; A. Pacific drainage basins in Washington and upper Columbia River basin: U.S. Govt. Print. Off., Water Supply Paper 652, v, 111 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1927 : Part 12, North Pacific drainage basins ; B. Snake River basin: U.S. Govt. Print. Off., Water Supply Paper 653, vi, 230 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1927 : 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 654, vi, 142 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928, Part I, North Atlantic slope basins: U.S. Govt. Print. Off., Water Supply Paper 661, vii, 235 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928, Part III, Ohio River basin: U.S. Govt. Print. Off., Water Supply Paper 663, viii, 245 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928, Part IV, St. Lawrence River basin: U.S. Govt. Print. Off., Water Supply Paper 664, v, 119 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928, Part V, Hudson Bay and upper Mississippi River basin: U.S. Govt. Print. Off., Water Supply Paper 665, v, 109 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928, Part VI, Missouri River basin: U.S. Govt. Print. Off., Water Supply Paper 666, vii, 207 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928, Part VII, Lower Mississippi River basin: U.S. Govt. Print. Off., Water Supply Paper 667, iv, 80 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928, Part VIII, Western Gulf of Mexico basins: U.S. Govt. Print. Off., Water Supply Paper 668, v, 123 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928, Part IX, Colorado River basin: U.S. Govt. Print. Off., Water Supply Paper 669, iv, 96 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928 : Part 10, The Great Basin: U.S. Govt. Print. Off., Water Supply Paper 670, v, 95 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928 : Part XI. Pacific slope basins in California: U.S. G.P.O., Water Supply Paper 671, ix, 304 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928 : Part 12, North Pacific drainage basins ; A. Pacific drainage basins in Washington and upper Columbia River basin: U.S. Govt. Print. Off., Water Supply Paper 672, vi, 138 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928 : Part 12, North Pacific drainage basins ; B. Snake River basin: U.S. Govt. Print. Off., Water Supply Paper 673, vi, 172 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1928 : Part XII. North Pacific slope drainage basins : C. Pacific slope basins in Oregon and Lower Columbia River Basin: U.S. G.P.O., Water Supply Paper 674, vi, 155 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1929, Part IV, St. Lawrence River basin: U.S. Govt. Print. Off., Water Supply Paper 684, v, 123 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1929, Part VII, Lower Mississippi River basin: U.S. Govt. Print. Off., Water Supply Paper 687, iv, 88 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1929, Part IX, Colorado River basin: U.S. Govt. Print. Off., Water Supply Paper 689, v, 105 p. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1929 : Part XI. Pacific slope basins in California: U.S. G.P.O., Water Supply Paper 691, ix, 294 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1929 : Part 12. North Pacific slope drainage basins : B. Snake River basin: U.S. G.P.O., Water Supply Paper 693, vi, 183 p. :ill. ;23 cm.,
- Geological Survey (U.S.), 1931, Surface water supply of the United States, 1930 : Part 10, The Great Basin: U.S. Govt. Print. Off., Water Supply Paper 705, v, 92 p. ;23 cm.,
- Grover, Nathan C., 1931, Contributions to the hydrology of the United States, 1930: U.S. Govt. Print. Off., Water Supply Paper 637, iv, 220 p. :ill., maps (1 map in pocket) ;23 cm.,
- Jones, Benjamin E.; Stearns, Harold T., 1931, Water-power resources of the McKenzie River and its tributaries, Oregon: U.S. Govt. Print. Off., Water Supply Paper 637-C, p. 91-124, [5] leaves of plates (some fold.) :ill. ;23 cm.,
- McGlashan, Harry Deyoe, 1931, Surface water supply of minor San Francisco Bay, Northern Pacific, and Great Basins in California, 1895-1927: U.S. Geological Survey, Water Supply Paper 637-A, iv, 68 p. :ill., maps ;23 cm.,
- Renick, B. Coleman, 1931, Geology and ground-water resources of western Sandoval County, New Mexico: U.S. Govt. Print. Off., Water Supply Paper 620, vi, 117 p. :incl. map, tables, diagrs. 10 pl. (part fold., incl. map (in pocket) fold. tab. ;23 cm.,
- Stearns, Harold T., 1931, Geology and water resources of the middle Deschutes River Basin, Oregon: U.S. Government Printing Office, Water Supply Paper 637-D, p. 125-220, [4] leaves of plates (2 folded) :ill., maps (2 col.) ;23 cm.,
- White, Walter N., 1931, Preliminary report on the ground-water supply of Mimbres Valley, New Mexico: U.S. G.P.O., Water Supply Paper 637-B, ii, p. 69-90, 1 folded leaf of plate :map ;23 cm.,