Reconnaissance geologic map of the Colona quadrangle, Montrose and Ouray counties, Colorado /

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Other Authors:	Hail, William J. (William James), Jr., 1922-
Format:	Government Document Map
Language:	English
Published:	Reston, Va. : The Survey ; 1987.
Series:	Miscellaneous field studies ; map MF-2003.
Subjects:	Geology > Colorado > Montrose County > Maps. Geology > Colorado > Ouray County > Maps.

Evans: Maps File (2nd floor)