TY - RPRT TI - Water resources activities of the U.S. Geological Survey, Mid-Atlantic District, 1984-1986 AU - L. J. McGreevy AU - G.J. Hyatt AU - E.J. Cockey PY - 1986 DO - 10.3133/ofr86490 UR - https://pubs.usgs.gov/publication/ofr86490 ID - ofr86490 ER -