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Author/Creator
- Geological Survey (U.S.)30
- Feltis, R. D. (Richard D.), 1930-18
- Arkansas Geological Commission4
- Arkansas Soil and Water Conservation Commission4
- Edds, Joe, 1924-4
- Fitzpatrick, D. J. (Daniel J.)4
- Mississippi Board of Water Commissioners2
- National Water-Quality Assessment Program (U.S.)2
- Air Force Civil Engineer Center (U.S.)1
- Arizona Water Commission1
- Barlow, Paul M.1
- Beisner, Kimberly R.1
- Boswell, E. H. (Ernest H.), 1919-1
- Dickerman, David C.1
- Freethey, Geoffrey W.1
- Haugh, Connor J.1
- Hester, Frances M.1
- Kingsbury, James A.1
- Knierim, Katherine J., 1985-1
- Mann, Larry J.1