Born-Digital or AnalogAnalogTranscriptLost trail mine. Pitkin DISTRICT COLORADO Minerals. R. M.. News. Feb. 5, 1880. Opened. R. M. News. Apr. 10, 1880 Developments. R. M. News. Dec. 5, 1881 p , p.2 c.1 . p.8 c.4 .2 c.2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Lost trail mine. Pitkin DISTRICT COLORADO, [387535]. Denver Public Library Digital Collections, accessed 07/07/2025, https://digital.denverlibrary.org/nodes/view/1630872
