Author
Geological Survey (U.S.)
4,444 results
Grover, Nathan Clifford, 1868-1956
261 results
U.S. Atomic Energy Commission
207 results
Geological Survey (U.S.). Water Resources Division
162 results
Wells, J. V. B.
153 results
Paulsen, Carl G.
120 results
United States. Bureau of Land Management
89 results
New York (State)
86 results
United States. Department of Energy
86 results
Wyoming
78 results
Virginia
77 results
United States. Bureau of Reclamation
74 results
United States. Agency for International Development
73 results
Kentucky Geological Survey
71 results
Love, S. K. (Samuel Kenneth), 1903-1995
71 results
United States. Army. Corps of Engineers
71 results
Pennsylvania
70 results
Parker, Glenn L. (Glenn Lane), 1884-
68 results
North Carolina
67 results
United States. Department of Energy. Nevada Operations Office
67 results
West Virginia
67 results
Colorado
63 results
Maryland
61 results
Oregon
61 results
Kentucky
60 results
Illinois
59 results
New Mexico
59 results
Idaho
55 results
Indiana
54 results
California. Department of Water Resources
53 results
Missouri
51 results
Kansas
50 results
Louisiana
50 results
Ohio
49 results
Minnesota
48 results
Utah
48 results
Texas
47 results
United States. National Park Service
47 results
California
46 results
Tennessee
46 results
United States. Bureau of Mines
46 results
Washington (State)
45 results
Georgia
44 results
Massachusetts
43 results
New Jersey
43 results
Adrian, Betty M.
42 results
Interior Missouri Basin Field Committee
42 results
Vermont
42 results
Hendricks, E. L. (Ernest LeRoy), 1909-
41 results
Mississippi
41 results
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