Geologic map of the Bannack-Grayling area, Beaverhead County, Montana /

Bibliographic Details
Corporate Author: Geological Survey (U.S.)
Other Authors: Lowell, Wayne Russell, 1906-
Format: Government Document Map
Language:English
Published: Washington, D.C. : The Survey, 1965.
Series:Miscellaneous geologic investigations ; map I-433.
Subjects:
Description
Item Description:Prepared as part of the Interior Department program for development of the Missouri River Basin."."
"Datum is mean sea level."
"Base from U.S. Forest Service maps and serial photographs ... geology mapped in 1946-50."
Includes explanations, geologic cross sections, and quadrangle location map.
Text includes bibliographical references.
Cartographic material.
Physical Description:1 map : color ; 98 x 66 cm., on sheet 110 x 96 cm., folded to 26 x 20 cm., in envelope 30 x 24 cm. + text (6 pages ; 28 cm.)