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Author/Creator
- Geological Survey (U.S.)13
- Arkansas Soil and Water Conservation Commission2
- Arthur, J. Kerry2
- East, Jeffery W.2
- Schaer, Jasper D.2
- United States. Environmental Protection Agency2
- Batavia (N.Y.)1
- Cortland County (N.Y.). Planning Department1
- Genesee County (N.Y.)1
- Gonthier, Gerard J. (Gerard Joseph), 1962-1
- Irwin, Don J.1
- Jones, M. A. (Myrtle Anne), 1952-1
- Kilpatrick, John M.1
- Mahon, Gary L.1
- McPherson, Wendy S.1
- Miller, Todd S.1
- Mississippi. Office of Land and Water Resources1
- Poynter, David T.1
- Pugh, Aaron L.1
- Putnam County (N.Y.). Department of Health1