Photogeologic map of the Iris SE and Doyleville SW quadrangles, Saguache County, Colorado /

Bibliographic Details
Main Author:	McQueen, Kathleen
Corporate Authors:	Geological Survey (U.S.), U.S. Atomic Energy Commission
Format:	Government Document Map
Language:	English
Published:	Washington, D.C. : U.S. Geological Survey, 1958.
Series:	Miscellaneous geologic investigations ; map I-277.
Subjects:	Geology > Colorado > Saguache County > Maps.

Description
Item Description:	"The aerial photographs used for photogeologic interpretation were taken in September and October 1939; October 1940; September and October 1955. This map has been compiled almost exclusively from data interpreted from aerial photographs." "Base map modified from Soil Conservation Service map, Colorado-289 preliminary." Includes index map. Cartographic material.
Physical Description:	1 map ; 44 x 69 cm., folded to 26 x 20 cm., in envelope 30 x 24 cm.