Hydrogeologic framework of the coastal plain of Maryland, Delaware, and the District of Columbia /
Vroblesky, Don A.
Fleck, William B.
Washington : U.S. G.P.O. ; Denver, CO : For sale by the Books and Open-File Reports Section, U.S. Geological Survey,
1991.
One folded map and one folded plate in pocket.
Includes bibliographical references (p. 41-45).
Groundwater
Groundwater
Groundwater