Comstock Mine Maps. Number VI.

Comstock Mine Maps. Number VI. United States Geological Survey. Geology of the Comstock Lode, &c. Atlas Sheet XVIII. Mapping by the Official Surveyors. G.F. Becker, Geologist in Charge. Julius Bien & Co. Lith. N.Y.

Becker, George F.

1882

1882

Julius Bien & Co.

1:1 920

• 発見
• 比較する
• 3D
• ドキュメント