TY - RPRT TI - Hydrology of Area 5, Eastern Coal Province, Pennsylvania, Maryland, and West Virginia AU - William J. Herb AU - L. C. Shaw AU - Deborah E. Brown PY - 1981 DO - 10.3133/ofr81538 UR - https://pubs.usgs.gov/publication/ofr81538 ID - ofr81538 ER -