Author
Geological Survey (U.S.),
National Water-Quality Assessment Program (U.S.)
52
U.S. Atomic Energy Commission,
15
United States. Bureau of Land Management,
13
National Operations Center (U.S.),
11
Gannett, Henry, 1846-1914,
9
Shacklette, Hansford T.,
9
Averitt, Paul, 1908-1991,
8
United States. Environmental Protection Agency
8
National Water-Quality Assessment Program (U.S.),
7
U.S. Fish and Wildlife Service
7
Willoughby, Timothy C.,
7
Clarke, Frank Wigglesworth, 1847-1931,
6
Schroder, L. J.,
6
Water Availability and Use Science Program (U.S.)
6
Capel, Paul D.,
5
Carlisle, Daren M.,
5
Hirsch, Robert M.,
5
Leopold, Luna B. 1915-2006,
5
National Oil and Gas Resource Assessment Team (U.S.),
5
United States. Bureau of Land Management
5
United States. Department of Energy,
5
Beikman, Helen M.,
4
Boyd, Oliver S.,
4
Brobst, Donald A. 1925-2011,
4
Farmer, W. H.
4
Gannett, Samuel S. 1861-1939,
4
Gilliom, Robert J.,
4
Gronberg, JoAnn M.,
4
Holmes, Robert R., 1965-
4
King, Philip B., 1903-1987,
4
Marshall, R. B. 1867-1949,
4
Maupin, Molly A.,
4
Mueller, David K.,
4
Nilles, Mark A.,
4
Northeast Region--Urban Landscapes Capability Team (Geological Survey)
4
Petersen, Mark D.,
4
Ratz, Joan M.,
4
Ryberg, Karen R.,
4
Schneider, William Joseph, 1921-
4
See, Randolph B.,
4
Stone, Ralph W. 1876-1964,
4
Sun, Ren Jen,
4
Thomas, H. E. 1906-1993,
4
U.S. Atomic Energy Commission
4
U.S. Fish and Wildlife Service,
4
United States. Bureau of Land Management. Montana State Office,
4
United States. Environmental Protection Agency,
4
United States. Environmental Protection Agency. Office of Ground Water and Drinking Water
4
Vine, James David, 1921-
4
more ...