Born-Digital or AnalogAnalogTranscriptMines & mineral resources, Colorado. Chaffee City district District established; development; mining center. R.M.News.New Yrs.Ld.lan.1881 p.7 c.6 Activities, Smith & Gray mine. R.M.News, Pear. 3, 1883, p. 2 c. 2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines & mineral resources, Colorado. Chaffee City district, [427268]. Denver Public Library Digital Collections, accessed 17/03/2026, https://digital.denverlibrary.org/nodes/view/1419280
