Geologic map of the Potomac River Gorge, Great Falls Park, Virginia, and part of the C & O Canal National Historical Park, Maryland /

Bibliographic Details
Corporate Authors:	Geological Survey (U.S.), United States. National Park Service
Other Authors:	Southworth, Scott, 1957-, Fingeret, Carrie, Weik, Thomas
Format:	Government Document Map
Language:	English
Published:	[Reston, Va.] : The Survey, 2000.
Series:	U.S. Geological Survey open-file report ; 00-264.
Subjects:	Geology > Virginia > Great Falls Park > Maps. Geology > Chesapeake and Ohio Canal National Historical Park > Maps. Geology > Great Falls of the Potomac (Md. and Va.) > Maps. Geographic information systems data. CD-ROM.

Evans: US Documents CD-ROMs (Annex 5th floor)