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Author/Creator
- Geological Survey (U.S.)4
- Fendick, Robert B.2
- National Water-Quality Assessment Program (U.S.)2
- Tollett, Roland W.2
- Huff, Glenn F.1
- Louisiana. Department of Transportation and Development1
- Seanor, Ronald C.1
- Simmons, Lane B.1
- Smoot, Charles W.1
- Tomaszewski, Dan J.1
- United States. Army. Corps of Engineers. Vicksburg District1