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Author/Creator
- Geological Survey (U.S.)36
- New York (State). Department of Environmental Conservation6
- Reynolds, Richard J.6
- New Jersey. Department of Environmental Protection5
- Ruhl, J. F.4
- United States. Environmental Protection Agency4
- Casey, George D.3
- Watt, Martha K.3
- Wolf, R. J.3
- Adolphson, D. G. (Donald G.), 1928-2
- Ardis, Ann F.2
- Charles, Emmanuel G.2
- Gordon, Alison D.2
- Johnson, Melissa L.2
- Lacombe, Pierre (Pierre J.)2
- Arthur, J. Kerry1
- Barker, ReneĢ A.1
- Bobay, Keith E.1
- Braun, Christopher L.1
- Bush, Peter W.1