Burlingame, Eugene E Casts gold spike for Colorado. central. r.r., Central City. R. M. NeAs. Sept. 24, 1870 p.4c.4. railroad Assays Silver King mine, Nigger Hill, Colorado. R. M. News. May 9, 1880 p. 3c.1. Assayer, Denver. R. M. News. Aug. 2, 1881 p.7c.6. Ores at the fair, Denver. R. R. News. 8ept. 21, 1871 p.3 c.1 Officer, Miners' and mechanics' institute, Colorado. R. h. News. Oct. f, 1870 p.4 c.2 0
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