Born-Digital or AnalogAnalogTranscriptMines and mineral resources, Colorado. Boulder county RMN INDEX Iron ore pockets; Kitchen coal mine; assays. R.M. News. Nov. 14, 1866 p.1 c.2 Niwot mill history; fire loss to county. R.M. News. Nov. 15, 1866 p.1 c.2 Activities, mines; James creek district R.M. News. Nov. 24, 1866 p.1 c.2 Gulch mining; Ni Wot mill machinery repairs. R.M. News. Dec. 7, 1866 p.5 c.1 Aetna tunnel co. big strike, James creek dist. R.M. News. Dec. 15, 1866 p.4 c.2CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines and mineral resources, Colorado. Boulder county, [424149]. Denver Public Library Digital Collections, accessed 05/03/2026, https://digital.denverlibrary.org/nodes/view/1801015
