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Author/Creator
- Geological Survey (U.S.)33
- Groundwater Resources Program (U.S.)3
- Heisig, Paul M. (Paul Martin), 1961-3
- New York (State). Department of Environmental Conservation3
- Oklahoma Water Resources Board3
- Burow, Karen R.2
- Endicott (N.Y.)2
- Gonthier, Gerard J. (Gerard Joseph), 1962-2
- Jackson Hole Airport Board2
- Kappel, William M.2
- McCoy, Kurt J.2
- Modesto Irrigation District (Calif.)2
- Reynolds, Richard J.2
- Smith, S. Jerrod (Stephen Jerrod), 1977-2
- United States. Army2
- Virginia. Department of Environmental Quality2
- Wright, Peter R.2
- Adkins, Candice B.1
- Arnold, L. R.1
- Ator, Scott W.1