Born-Digital or AnalogAnalogTranscriptSilver Cliff stamp mill. Silver Cliff dist. COLORADO Patent application dispute. R. N. News. Apr. 20, 1880 p.3 c.l Silver brick shipments; value. R. M. News. Apr. 30, 1880 p.3 c.l Activities. R. 101. News. May 30, 1880 p.6 c.2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng