Preliminary geologic map of the Silverton 7.5-minute quadrangle, San Juan County, Colorado / U.S. Department of the Interior, U.S. Geological Survey ; by Robert G. Luedke and Wilbur S. Burbank.

Bibliographic Details
Uniform Title:U.S. Geological Survey open-file report ; 96-275.
Corporate Author: Geological Survey (U.S.)
Other Authors: Luedke, Robert G.
Burbank, W. S. (Wilbur Swett), 1898-1975
Language:English
Published: [Reston, Va.] : The Survey, 1996.
Series:U.S. Geological Survey open-file report ; 96-275.
Subjects:
Genre:
Physical Description:1 map : photocopy ; 58 x 47 cm + 1 text (20 leaves : maps ; 28 cm).
Variant Title:
Silverton 7.5-minute quadrangle, San Juan County, Colorado, preliminary geologic map.
Cartographic Data:Scale 1:24,000 ;
Polyconic projection
(W 107⁰45ʹ00ʺ--W 107⁰37ʹ30ʺ/N 37⁰52ʹ30ʺ--N 37⁰45ʹ00ʺ)
Format: Government Document Map

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