Born-Digital or AnalogAnalogTranscriptBaltimore tunnel. Clear Creek county. Colorado. Working force; production. Republican . Working force; character of ore. Rep. Jan. 2, 1882 p.fi c.1 Mar. 7, 1882 p.6 c.2 0CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Baltimore tunnel. Clear Creek county. Colorado, [67373]. Denver Public Library Digital Collections, accessed 17/03/2025, https://digital.denverlibrary.org/nodes/view/1278815
