Author
Geological Survey (U.S.)
8,077
Geological Survey (U.S.),
3,012
United States. Central Intelligence Agency
1,075
United States. Bureau of Land Management
875
United States. Forest Service,
780
National Operations Center (U.S.)
469
United States. Bureau of Land Management,
445
U.S. Atomic Energy Commission
402
National Operations Center (U.S.),
377
United States. National Aeronautics and Space Administration
376
United States. Forest Service
288
United States. National Park Service,
268
United States. Defense Mapping Agency. Hydrographic/Topographic Center
177
United States. National Park Service
172
National Science and Technology Center (U.S.)
141
Geometronics Service Center (U.S.)
133
Kentucky Geological Survey
129
United States. Bureau of Land Management. Montana State Office
123
Cobb, Edward H. 1916-1983
107
National Geographic Society (U.S.). Cartographic Division
104
United States. Bureau of Land Management. New Mexico State Office
103
Union Mines Development Corp
99
Bromery, Randolph W. 1926-2013
96
United States. Bureau of Land Management. Colorado State Office
94
Afghan Geological Survey,
93
Colorado Geological Survey
91
California. Division of Mines and Geology
88
United States. Bureau of Land Management. Wyoming State Office
88
Colton, Roger B. 1924-
85
United States. Forest Service. Southern Region
85
Planetary Geology Program (U.S.)
71
United States. Forest Service. Pacific Northwest Region
69
United States. Bureau of Land Management. California State Office
68
United States. Forest Service. Eastern Region
68
Scott, Glenn R., 1918-2012
65
United States. Bureau of Land Management. Oregon State Office,
63
United States. Forest Service. Intermountain Region
63
Montana Bureau of Mines and Geology
62
United States. Environmental Protection Agency
62
U.S. Task Force for Business and Stability Operations
61
United States. Bureau of Land Management. Montana State Office,
59
Dames & Moore
58
Hackman, Robert J.
58
National Science Foundation (U.S.)
56
University of Texas at Austin. Bureau of Economic Geology
56
United States. Bureau of Land Management. Oregon State Office
55
Zandle, Gerald L.
55
United States. Bureau of Land Management. California State Office,
54
Richmond, Gerald Martin, 1914-
51
United States. Forest Service. Rocky Mountain Region
51
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