Born-Digital or AnalogAnalogTranscriptMarshall mine. Boulder county, Colorado Coal exhibit, Boulder fair. R. M. News. Sept. 20, 1870.p.4 c.2 Description, coal, Territorial fair exhibit. R. M. News. Oct. 1, 1870. p.4 c.4 Coal output. R. M. News. Nov. 22, 1879. p.4 c.4 Description. R. M. News. May 5, 1868. p.4 c.3 Supply coal for Bayley & sons' reduction works. R. M. News. Dec. 28, 1873. p.4 c.4 Blast furnace; production of pig iron; result of sample; list. R. M. News.Sup.July 30,1882 p.4 c.2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Marshall mine. Boulder county, Colorado, [406594]. Denver Public Library Digital Collections, accessed 12/02/2026, https://digital.denverlibrary.org/nodes/view/1787829
