Born-Digital or AnalogAnalogTranscriptmines mineral resources colorado Silver Cliff district Developments; mines; list, Sangre de Cristo range R. M. News. Mar. 8, 1881 p.3 c.2 Rich strike, Eagle mine, Elk mountain R. M. News. Mar. 18, 1881 p.7 c.2 Stamp mills lixiviation wks. & smelters idle; cost; erecting plants. R. 11. News. Mar. 25, 1881 p.4 c.l activities; interest transfers, Dora & Hayden pass; mines. R. M. News. Mar. 25, 1881 p.7 c.3CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
mines mineral resources colorado Silver Cliff, [435022]. Denver Public Library Digital Collections, accessed 16/05/2025, https://digital.denverlibrary.org/nodes/view/1428865
