Author
Geological Survey (U.S.)
21
Chester County Water Resources Authority
5
Paulachok, Gary N.
3
Sloto, Ronald A.
3
Brown, Deborah E.
2
Cecil, L. DeWayne
2
Gerhart, James M.
2
Herb, William J.
2
Lazorchick, George J.
2
McManus, B. Craig
2
Philadelphia (Pa.). Water Department
2
Shaw, L. C.
2
Susquehanna River Basin Commission
2
Wood, Charles R.
2
Barnes, Ivan, 1931-1989
1
Beamer, N. H. 1913-
1
Blickwedel, Roy S.
1
Carroll Valley (Pa.)
1
Conger, Randall W.
1
Delaware Geological Survey
1
Delaware River Basin Commission
1
Fishel, David K.
1
Geological Survey (U.S.). Water Resources Division
1
Graham, Jack Bennett, 1913-
1
Greenman, D. W.
1
Lietman, Patricia L.
1
Low, Dennis J.
1
McGreevy, L. J. 1931-
1
Millcreek (Lebanon County, Pa. : Township)
1
Noecker, Max, 1912-
1
Oley (Pa. : Township)
1
Pennsylvania. Department of Environmental Resources
1
Reif, Andrew G.
1
Schreffler, Curtis L.
1
Senior, Lisa A.
1
Stuart, Wilbur Tennant, 1909-
1
United States. Department of Agriculture
1
United States. Environmental Protection Agency
1
United States. Navy
1
Vogel, Karen L.
1
Williams, John H. 1954-
1