Geologic map of the El Portal quadrangle, west-central Sierra Nevada, California /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Bateman, Paul C., 1910-2007, Krauskopf, Konrad B. (Konrad Bates), 1910-2003
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1987.
Series:	Miscellaneous field studies ; map MF-1998.
Subjects:	Geology > California > Mariposa County > Maps.

Description
Item Description:	Relief shown by contours and spot heights. "Mapped 1982-1985." Includes text, bibliography, and quadrangle location map. Cartographic material.
Physical Description:	1 map ; 44 x 35 cm., on sheet 56 x 86 cm., folded in envelope 30 x 24 cm.