Geology of the Waterford quadrangle, Virginia and Maryland, and the Point of Rocks quadrangle /
Geology of the Waterford quadrangle, Virginia and Maryland, and the Point of Rocks quadrangle /
by William C. Burton...[et.al.]
- Washington : U.S. Government Printing Office, 1995
- 30 p. : ill. ; 28 cm.
- U.S. Geological Survey bulletin ; 2095 .
