Author
Geological Survey (U.S.)
2
Geological Survey (U.S.),
2
Berkstresser, C. F.,
1
Bryan, Kirk, 1888-1950
1
California. Department of Water Resources
1
Davis, G. H. 1921-
1
Fogelman, Ronald P.
1
Hull, Laurence C.
1
Hull, Laurence C.,
1
Milby Dawson, Barbara J., 1964-
1
National Water-Quality Assessment Program (U.S.)
1
Olmsted, F. H. 1921-
1