Born-Digital or AnalogAnalogTranscriptmines mineral resources colorado san juan region Description of mines; list; discovery, Houghton mountain. R.M.News.Sept.11,1879.p.2 c.1 Activities in various localities, Juan region. R.M.News.Sept.19,1879.p.2 c.1 Mines, Rico district. R.M.News.Sept.21,1879.p.4 c.1 Dolores mines; assays; list; carbonate bed on Nigger baby hill. R.M.News.Oct.2,1879. p.2 c.1 Description mines; mining companies; Arastra gulch. R.M.News.Oct.2,1879. p.2 c.2 Prospecting on the Cimarron; mines, Dolores mountains; list. R.M.News.Oct.3,1879. p.3 c.1CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
mines mineral resources colorado san juan region, [434333]. Denver Public Library Digital Collections, accessed 07/02/2026, https://digital.denverlibrary.org/nodes/view/1427663
