Geologic map of the Coburn Mountain quadrangle, Lewis and Clark and Cascade Counties, Montana /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Schmidt, Robert George
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey, 1972.
Series:	Geologic quadrangle map ; GQ-975.
Subjects:	Geology > Montana > Lewis and Clark County > Maps. Geology > Montana > Cascade County > Maps.

Description
Item Description:	Relief shown by contours and spot heights. "Geology by R.G. Schmidt, 1961-62...." Includes 2 col. cross sections, bibliography, index showing quadrangle location, and quadrangle map. Cartographic material.
Physical Description:	1 map : color ; 58 x 39 cm., on sheet 76 x 97 cm., folded in envelope 30 x 24 cm.