1870 (1869) (1871) (1860-1870) (1870-1880) Table of Contents
Sources
Grant H. Smith The History of the Comstock Lode 1850-1920, Geology and Mining Series No. 37, University of Nevada Bulletin: Reno, Nevada, vol. XXXVII. 1 July 1943, no. 3, (revised 1966), Ninth printing, 1980. 305 pp., 1870, 1860s See Text
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