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Geologic map of the Tungsten quadrangle, Boulder, Gilpin, and Jefferson counties, Colorado
Tungsten quadrangle, Boulder, Gilpin, and Jefferson counties, Colorado
1 map : color ; 58 x 45 cm., on sheet 79 x 75 cm., folded in envelope 30 x 24 cm.
by Dolores J. Gable ; Department of the Interior, United States Geological Survey.
Relief shown by contours and spot heights.
"Geology by D.J. Gable, 1966-69, assisted by E.H. Recks, 1968. E.J. Young mapped in the area north of Middle Boulder Creek, 1966."
Includes text, col. cross-section, and location map.