David Rumsey
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Comstock Mine Maps. Number VIII.
1566.018
pilot3
Comstock Mine Maps. Number VIII. United States Geological Survey. Geology of the Comstock Lode, &c. Atlas Sheet XX. Mapping by the Official Surveyors. G.F. Becker, Geologist in Charge. Julius Bien & Co. Lith. N.Y.
1882
Becker, George F.
Julius Bien & Co.
76 × 44 cm
1 : 1920