Altitude and Configuration of the Potentiometric Surface in the Crystalline and Metasedimentary Rocks in Birmingham, Newlin, Pennsbury, and Pocopson Townships and parts of East Marlborough and Kennett Townships, Chester County, Pennsylvania, June 1994 through November 1995
Charles R. Wood
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William C. Wettstein
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Stephen S. Aichele
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James Joyce
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Frank M. Schneider