Born-Digital or AnalogAnalogTranscriptDiamond tunnel. Georgetown district Colorado Ore specimens, No's six & eight lodes, National exposition Denver. RX.News. June 27,1882 p.7 c.3 Rich ore; production. R.M.News. Hay 19,1881 p.3 c.1 State school of mines delegation visits. ews School of mines students visit. Mar. 22,1882 p.3 c.1 R.M.News. Mar. 25,1882 p.3 c.4 Rich strike; assay, proposed operations. R.M.News. Jan. 2=1883 p.6 c.2 Description; rich ore; results of"tests, R.K.News. Jan: 2f,18n p.3 c.3 Machinery. R..Y.,,News Mar. 3,188'5 p.3 c.1CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Diamond tunnel. Georgetown district Colorado, [216684]. Denver Public Library Digital Collections, accessed 22/05/2025, https://digital.denverlibrary.org/nodes/view/1332807
