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Author/Creator
- Geological Survey (U.S.)5
- Anderson, H. W.1
- Charles, Emmanuel G.1
- Cole, Elizabeth F.1
- Ensminger, Paul A.1
- Henderson, S. E.1
- Johnson, Melissa L.1
- Louisiana. Department of Transportation and Development. Water Resources Section1
- Morris, Edward E.1
- New Jersey. Department of Environmental Protection1
- Southwest Florida Water Management District (Fla.)1
- United States. Bureau of Land Management1
- United States. Environmental Protection Agency1
- Woodward, D. G.1