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Author/Creator
- Geological Survey (U.S.)12
- Dressler, Valerie M.2
- Emerson, Douglas G.2
- Koltun, G. F.2
- Ohio. Division of Water2
- United States. Bureau of Reclamation2
- Alaska. Division of Geological and Geophysical Surveys1
- Bugliosi, Edward F.1
- Cartier, Kenn D.1
- Colorado River Water Conservation District (Colo.)1
- Crouse, M. Y. (Michele Y.)1
- Elliott, John G. (John Grant), 1951-1
- Forbes, Max J., 1930-1
- Jackson, K. Scott1
- Lorain County (Ohio). County Engineer1
- Louisiana. Department of Environmental Quality. Office of Water Resources1
- New Jersey. Department of Environmental Protection and Energy1
- Ostheimer, Chad J.1
- Plantz, Gerald G.1
- Price, Don, 1929-1