TY - RPRT TI - Altitude and configuration of the potentiometric surface in Buckingham and Wrightstown townships, Bucks County, Pennsylvania, June 1992 through January 1993 AU - B. C. McManus AU - C.L. Schreffler AU - C.J. Rowland PY - 1994 DO - 10.3133/ofr93417 UR - https://pubs.usgs.gov/publication/ofr93417 ID - ofr93417 ER -