Born-Digital or AnalogAnalogTranscriptmines mineral resources colorado Silverton district History and progress. fWN WD4 R. M. News. Aug. 21, 1877 p.4 c.5 Rich discovery; assay, Green mountain R. Y. News. Aug. 23, 1877 p.4 c.4 History; mills & mines; list; wagon road. R. hl. News. Oct. 30, 1877 p.4 c.3 Ore deposits; assays, Needle mountain R. Y. News. Feb. 20, 1881 p.6 c.4CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
mines mineral resources colorado Silverton, [435149]. Denver Public Library Digital Collections, accessed 24/05/2025, https://digital.denverlibrary.org/nodes/view/1429118
