Geologic map of the Mount Vernon quadrangle, Grant County, Oregon /

Bibliographic Details
Main Author:	Brown, C. Ervin (Clarence Ervin), 1925-
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Thayer, Thomas P., 1907-2004
Format:	Government Document Map
Language:	English
Published:	Washington, D.C. : U.S. Geological Survey, 1966.
Series:	Geologic quadrangle map ; GQ-548.
Subjects:	Geology > Oregon > Grant County > Maps.

Evans: Maps File (2nd floor)