Born-Digital or AnalogAnalogTranscriptUncle Sam mine. Monarch district colorado Copper discovered on Mexican spur, Mt. Elva. R. 14. News. Oct. 16, 1882 p.l c.4 Rich ore strike. R. M. News. June 28,1882 p.7 c.lCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Uncle Sam mine. Monarch district colorado, [613338]. Denver Public Library Digital Collections, accessed 23/05/2025, https://digital.denverlibrary.org/nodes/view/1734453
