Born-Digital or AnalogAnalogTranscriptCoal Rico district colorado Development. R. IA. News. Nov. 20, 1879. p.5 c.1 Discovery. R. 1i. News. July 22, 1880. p.3 c.1 Bituminous and anthracite in quantities. R. M. News. Nov.17,1881 p.4 004 Coking type deposits. R. M. Mws. Jan. 1,1882 p.4 c.3 0CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Coal Rico district colorado, [181595]. Denver Public Library Digital Collections, accessed 24/05/2025, https://digital.denverlibrary.org/nodes/view/1525798
