Born-Digital or AnalogAnalogTranscriptMines and mineral resources, Colorado. Alma district Activities, mines; mills; list. R. M. News, June 25, 1885, p. 4 c. 5 Activities, companies and mines; list. R. M. News, Dec. 18, 1881, p. 4 c. 1 Rich strike, London mine; activities, mines; list. R. M. Newsm May, 18, 1882 p, 17, c. 2 Daily output increased. R. M. News, June 24, 1882, p. 3 c. 2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines and mineral resources, Colorado, [424512]. Denver Public Library Digital Collections, accessed 28/04/2025, https://digital.denverlibrary.org/nodes/view/1801772
