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Author/Creator
- Geological Survey (U.S.)6
- Arkansas Soil and Water Conservation Commission1
- Arthur, J. Kerry1
- Cortland County (N.Y.). Planning Department1
- Jones, M. A. (Myrtle Anne), 1952-1
- Kilpatrick, John M.1
- Miller, Todd S.1
- Mississippi. Office of Land and Water Resources1
- Poynter, David T.1
- Pugh, Aaron L.1
- Raines, Timothy H.1
- Sabine River Authority of Texas1
- Strom, Eric W.1
- Westerfield, Paul W.1