Born-Digital or AnalogAnalogTranscriptmines mineral resources colorado Sneffels district Revenue mine activities; development. Republican denver. Jan. 19, 1881 p.2 c.2 Formation. Rep. June 11, 1882 p.10 c.3CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
mines mineral resources colorado Sneffels district, [435177]. Denver Public Library Digital Collections, accessed 09/02/2026, https://digital.denverlibrary.org/nodes/view/1429455
