Born-Digital or AnalogAnalogTranscriptRochester MINE PITKIN DISTRICT COLORADO DEVELOPMENT proposed SHIPMENTS activities R-M- News- Jme T3. 1884 p. 6 a. l TUNNEL work R-M- News- June 22, p.6 0.1 Proposed developmENT R-M- News. Apr. 35, p.3 c.3CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Rochester MINE PITKIN DISTRICT COLORADO, [530372]. Denver Public Library Digital Collections, accessed 19/01/2026, https://digital.denverlibrary.org/nodes/view/1646185
