Geologic map database of the Washington DC area, featuring data from three 30 x 60 minute quadrangles, Frederick, Washington West, and Fredericksburg /

CD contains Ver. 1 of Washington DC area geologic map database (DCDB); a combination of GIS layers and Microsoft (MS) Access databases.

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Davis, Adam M.
Format:	Government Document Map Book
Language:	English
Published:	[Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2002.
Series:	U.S. Geological Survey open-file report ; 01-227.
Subjects:	Geology > Washington Region > Maps. Geology > Middle Atlantic States > Maps.
Online Access:	https://purl.fdlp.gov/GPO/LPS46300

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