Born-Digital or AnalogAnalogTranscriptMines and mineral resources, Colorado. Boulder county. Tellurium belt attentions. h4,14 INDEX R. M. News, Mar. 29., 1884, Slide & Spur mines Bold. c 2 R. M. News, Mar. 28, 1884, n. 3 c. 2 Proposed smelting plant; coFt. R. T11. "3e ws, Apr. 14, 1884, p. 3 c. 2 Colo.coal & oil co., Caldwell coal mining. company Can. field coal mine, activities. Ners, Anr. 26, 1884, p. 1 c. 5 Activities, mines; mills; companies; districts list. R. M. News June 3, 1884. n. 3 c. 1 yCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines and mineral resources, Colorado, [425380]. Denver Public Library Digital Collections, accessed 11/02/2026, https://digital.denverlibrary.org/nodes/view/1418097
