Geologic map of the Toston quadrangle, southwestern Montana /

Bibliographic Details
Main Author: Robinson, G. D. (Gershon Du Vall), 1918-
Corporate Author: Geological Survey (U.S.)
Format: Government Document Map
Language:English
Published: Washington, D.C. : The Survey, 1967.
Series:Miscellaneous geologic investigations ; I-486.
Subjects:
Description
Item Description:"Base from Bureau of Reclamation Upper Missouri River Basin Survey sheets 46 and 56, 1947 and 1948."
"Contour interval 20 feet."
Relief shown by contours and spot heights.
"Geology by G.D. Robinson, 1955-1958..."
Sheet 1 includes col. quadrangle map.
Cartographic material.
Physical Description:1 map : color ; 115 x 80 cm., on sheet 128 x 104 cm., folded in envelope 30 x 24 cm. + sections (1 sheet ; 84 x 96 cm.)
Bibliography:Sheet 2 includes 5 col. cross sections and text with bibliography.