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Author/Creator
- Geological Survey (U.S.)11
- Washington (State). Department of Ecology7
- Cline, Denzel R.3
- Collins, C. A. (Charles Alexander), 1944-3
- Ebbert, J. C.2
- Newcomb, Reuben Clair, 1909-19982
- Oregon. Water Resources Department2
- United States. Congress. Senate. Committee on Energy and Natural Resources2
- Bolke, E. L.1
- Broad, Tyson M.1
- Davies-Smith, Ann1
- Dion, N. P.1
- Intergovernmental Resource Center (Wash.)1
- Knadle, M. E.1
- Lum, W. E. (William E.)1
- Payne, K. L.1
- Portland (Or.). Water Bureau1
- Turney, Gary L.1
- United States. General Services Administration1
- Walters, Kenneth Lyle, 1921-1