D. V. Whiting, Esq: Letter from the Secretary of the Treasury, Transmitting a Report Upon the Mineral Resources of the States and Territories West of the Rocky Mountains [by J. Ross Browne, Special Commissioner for the Collection of Mining Statistics]U.S. Government Printing Office, 1867 - 321 strani |
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Amador county amalgamation amount Arizona auriferous beds borax bullion Calaveras county California cañon cent claimants coal Comstock lode containing copper copper mines Copperopolis cost creek crystals deposits depth discovered discovery dollars erected Esmeralda expenses extracted Father fifty foot furnaces geological Gould & Curry governor Grass valley Humboldt hundred feet Idaho inches Indians labor lake laws ledge located Mariposa county metal Mexican Mexico miles mills mining district mission Monterey months mountains nearly Nevada county obtained Ophir Oregon owners Pacific coast pans parties persons placer mining portion possession pounds present presidio profit quantity quartz quartz claims quartz mining quicksilver record Reese River regulations rich rock running Sacramento salt San Francisco settlers shaft shipped Sierra Nevada slate sluice specimens springs stream sulphur sulphurets surface Territory thousand tion tons tunnel Tuolumne county vein Virginia City Washoe