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Geologic map of the Horn Peak quadrangle, Custer and Saguache Counties, Colorado
Horn Peak quadrangle, Custer and Saguache Counties, Colorado
1 map ; 58 x 46 cm., on sheet 81 x 91 cm., folded in envelope 24 x 32 cm.
Text, 1 cross section, and quadrangle location map on sheet.
Relief shown by contours and spot heights.
Miscellaneous field studies (Geological Survey (U.S.)) ; map MF-1623