Geological Map of the Washoe District.

Geological Map of the Washoe District. United States Geological Survey. Geology of the Comstock Lode, &c. Atlas Sheet IV. Topography by U.S. Geographical Surveys West of the 100th Meridian. Geology by G.F. Becker, Geologist in Charge. Julius Bien & Co. Lith. N.Y.

Becker, George F.

1882

1882

Julius Bien & Co.

1:18 000

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