TY - BOOK AU - Leggette,R.M. AU - Foster,Margaret D. AU - Lamar,William L. AU - Love,S.K. ED - Geological Survey (U.S.) TI - Ground water in northwestern Pennsylvania T2 - Pennsylvania. Bureau of Topographic and Geologic Survey. Bulletin W3 AV - GB1025.P4 L4 PY - 1936/// CY - Harrisburg PB - Pa. Dept. of Internal Affairs, Topographic and Geologic Survey KW - Groundwater KW - Pennsylvania KW - Geology N1 - Prepared in cooperation between the United States Geological Survey and the Pennsylvania Topographic and Geologic Survey; Bibliography: p. 3-5 ER -