Author
Geological Survey (U.S.)
11
Javersak, Jody
2
Rocky Mountain Research Station (Fort Collins, Colo.)
2
Severson, Kieth E.
2
Uresk, Daniel W.
2
Du Bray, E. A.,
1
Du Page County (Ill.). Department of Environmental Concerns
1
Fisk, Gregory G.
1
Hickling, N. L.
1
Hudson, Ray, 1943-
1
Hurtubise, D. O.,
1
Illinois. Division of Water Resources
1
Illinois. Office of Water Resources
1
Ishii, Audrey L.
1
Krohelski, J. T.
1
Mason, Rachel, 1954-
1
Michelson, Truman, 1879-1938
1
Moore, Gerald K.
1
National Museum of Natural History (U.S.)
1
National Water-Quality Assessment Program (U.S.)
1
Roehler, Henry W.
1
Saad, David A.
1
Snow, Carol
1
Steuer, Jeffrey J.
1
Stewart, J. S.
1
Technicolor Government Services, Inc
1
Turner, Mary J.
1
United States. Bureau of Land Management
1
United States. National Park Service,
1
Walker, John F.
1
Waythomas, Christopher F.
1
Wisconsin. Department of Natural Resources
1