Born-Digital or AnalogAnalogTranscriptPride of the west mine, Aspen district. Colorado Development; character of ore, Richmond hill, R.H, News. Aug. 14, 1885 p.f c.2 On Richmond hill. R.M. News. Jan. 3., 1985 p.6 c.2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Pride of the west mine, Aspen district. Colorado, [499898]. Denver Public Library Digital Collections, accessed 14/05/2025, https://digital.denverlibrary.org/nodes/view/1627244
