Cover image for Great Sand Dunes National Monument Colorado 1967.
Title:
Great Sand Dunes National Monument Colorado 1967.
Author:
Geological Survey (U.S.)
Corporate Author:
Publication Information:
Washington : U.S. Geological Survey, 1972.
Physical Description:
1 map. : color ; 64 x 72 cm
General Note:
Contour interval 40 feet. Datum is mean sea level.

Polyconic projection. 1927 North American datum.

Control by USGS and USC & GS.
Language:
English