Born-Digital or AnalogAnalogTranscriptBackbone lode. Georgetown district. Colorado. Development; ruby silver ore, on Sherman mountain. R. IA. News. July 10, 1880 p.3 c. l Development, Sherran mt. R. Ed. News. Mar. 17, 1881 p.2 c.2 0CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
