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Author/Creator
- Geological Survey (U.S.)4
- Arkansas Geological Commission1
- Arkansas Soil and Water Conservation Commission1
- Aucott, Walter R.1
- Chester County Water Resources Authority1
- Edds, Joe, 1924-1
- Fitzpatrick, D. J. (Daniel J.)1
- Florida. Department of Environmental Regulation1
- Garges, John A.1
- Louisiana. Department of Transportation and Development1
- Senior, Lisa A.1
- Smoot, Charles W.1