Surface water supply of the United States, 1929, Part IX, Colorado River basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 689
Contributions to economic geology (short papers and preliminary reports), 1930 : Part II. - Mineral fuels
Hugh D. Miser
1931, Bulletin 822
Surface water supply of the United States, 1930 : Part 10, The Great Basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 705
Surface water supply of the United States, 1927, Part II, South Atlantic slope and eastern Gulf of Mexico basins
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 642
Surface water supply of the United States, 1928, Part V, Hudson Bay and upper Mississippi River basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 665
Surface water supply of the United States, 1928, Part VIII, Western Gulf of Mexico basins
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 668
Surface water supply of the United States, 1928, Part VII, Lower Mississippi River basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 667
The kaolin minerals
C. S. Ross, P. F. Kerr
1931, Professional Paper 165-E
No abstract available....
Contributions to economic geology (short papers and preliminary reports), 1930, Part II, Mineral fuel. The Granby anticline, Grand County, Colorado
T. S. Lovering
1931, Bulletin 822-B
Bibliography of North American geology, 1929 and 1930
John M. Nickles
1931, Bulletin 834
Bibliography of North American geology, 1919-1928
John M. Nickles
1931, Bulletin 823
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
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 654
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
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 652
Surface water supply of the United States, 1928 : Part 10, The Great Basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 670
Geology of the Big Snowy Mountains, Montana
Frank Reeves
1931, Professional Paper 165-D
No abstract available....
Surface water supply of the United States, 1926 : Part 12, North Pacific drainage basins ; B. Snake River basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 633
Names and definitions of the geologic units of California
Mary Grace Wilmarth
1931, Bulletin 826
Surface water supply of minor San Francisco Bay, Northern Pacific, and Great Basins in California, 1895-1927
Harry Deyoe McGlashan
1931, Water Supply Paper 637-A
No abstract available....
Water-power resources of the McKenzie River and its tributaries, Oregon
Benjamin E. Jones, Harold T. Stearns
1931, Water Supply Paper 637-C
No abstract available....
Contributions to the hydrology of the United States, 1930
Nathan C. Grover
1931, Water Supply Paper 637
Origin and microfossils of the oil shale of the Green River formation of Colorado and Utah
W. H. Bradley
1931, Professional Paper 168
Surface water supply of the United States, 1929, Part VII, Lower Mississippi River basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 687
Geology and ground-water resources of western Sandoval County, New Mexico
B. Coleman Renick
1931, Water Supply Paper 620
Surface water supply of the United States, 1929, Part IV, St. Lawrence River basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 684
Surface water supply of the United States, 1927 : Part 12, North Pacific drainage basins ; B. Snake River basin
Water Resources Division, U.S. Geological Survey
1931, Water Supply Paper 653