Author
Geological Survey (U.S.)
366
U.S. Atomic Energy Commission
134
Geological Survey (U.S.),
98
Dames & Moore
50
Hackman, Robert J.
27
United States. Bureau of Land Management
24
U.S. Atomic Energy Commission. Division of Raw Materials
22
United States. Forest Service
19
Lewis, Richard Quintin, 1919-
17
O'Sullivan, Robert Brett, 1923-
17
United States. Bureau of Indian Affairs
17
U.S. Atomic Energy Commission,
15
Colorado Water Conservation Board
13
Weir, Gordon W. 1922-2011
13
Campbell, Russell H., 1928-
12
United States. Forest Service,
12
National Regional Aquifer Systems Analysis Program (U.S.)
11
Colorado Natural Heritage Program
10
Colorado. Oil and Gas Conservation Commission
10
Scott, Glenn R., 1918-2012
10
United States. Congress. House. Committee on Natural Resources,
10
United States. Congress. Senate. Committee on Energy and Natural Resources,
10
Burbank, W. S. 1898-1975
9
Luedke, Robert G.
9
Carter, William Douglas, 1926-
8
Condon, Steven M.
8
Dodson, Chester L., 1921-2015
8
Fassett, James E.
8
Films for the Humanities & Sciences (Firm)
8
Gualtieri, J. L. 1924-
8
Infobase
8
Lipman, Peter W.
8
Miller, Calvin F.
8
Orkild, Paul P.
8
Witkind, Irving J. 1917-2008
8
Colorado Geological Survey
7
Dane, C. H. 1900-1968
7
Huff, Lyman C., 1914-
7
Huffman, A. C.
7
Lyon, Peggy
7
Mullens, Thomas E. 1924-
7
Southern Ute Indian Tribe of the Southern Ute Reservation, Colorado
7
Steven, Thomas A. 1917-2013
7
United States. Bureau of Land Management,
7
United States. Congress. Senate. Committee on Energy and Natural Resources
7
United States. Environmental Protection Agency
7
United States. Forest Service. Rocky Mountain Region
7
University of Colorado Boulder. Institute of Arctic and Alpine Research
7
Bennett, H. S.
6
Colorado. Division of Water Resources
6
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