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Author/Creator
- Geological Survey (U.S.)9
- U.S. Army Kwajalein Atoll2
- Aeronautical Systems Center (U.S.). Environmental Management Directorate1
- Baker, E. T. (Ernest T.), 1931-1
- Colorado. Office of the State Engineer1
- Coplin, L. S.1
- Cotton, John E.1
- Florida. Department of Environmental Regulation1
- Gingerich, Stephen B.1
- Graham, Glenn1
- Grubbs, J. W.1
- Hunt, Charles D., Jr., 1953-1
- Laczniak, Randell J.1
- Louisville and Jefferson County Metropolitan Sewer District1
- Montana Bureau of Mines and Geology1
- New Hampshire. Water Resources Division1
- O'Hagan, Michael D.1
- Olimpio, Joseph R.1
- Rivers, Glenn A.1
- Robson, Stanley G.1