Born-Digital or AnalogAnalogTranscriptMines and mineral resources, Colorado. Aspen district Activities, mines; list. R. M. News, Nov. 29, 1884, p. 6 c. 2 Aspen smelting co. activities; Great western tunnel; Mines; list. R. M. News, Dec. 6, 1884, p. 6 c.l Activities, mines; tunnel; Sampling works; list. R. M. News, Dec. 10, 1884, p. 6 c. 2 Emma mine strike; Aspen mine. R. M. News, Dec. 19, 1884, p. 6 c- lCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines and mineral resources, Colorado, [424846]. Denver Public Library Digital Collections, accessed 17/04/2025, https://digital.denverlibrary.org/nodes/view/1802476
