Author
U.S. Fish and Wildlife Service
5
United States. Bureau of Reclamation
5
Geological Survey (U.S.)
4
Geological Survey (U.S.),
2
Greene, Earl A.
2
Greene, Earl A.,
2
Hansmann, Eugene W. 1933-
2
Sowards, Charles L.
2
Sowards, Charles L.,
2
Aberdeen (S.D.)
1
Emmons, Patrick J.
1
Roddy, W. R.
1
Roddy, W. R.,
1
Sando, Steven Kent, 1956-
1
South Dakota. Department of Water and Natural Resources
1