Born-Digital or AnalogAnalogTranscriptMines & mineral resources, Colorado Clear Creek county Ore production; reduction processes; first ores reduced abroad. R. M. News. Oct. 23, 1875 p.2 c.3 Estimated bullion production. R. 11. News. Nov. 21, 1875 p.4 c.3 Developments, Georgetown dist. R. 11. News. Dec. 2, 1875 p.4 c.3 Shipment of ores, Centennial exposition., Philadelphia R. M. News. Apr. 25, 1876 p.l c.3 Process of converting argeniferous ore into silver bars, Judd & Crosby reduction works. R. M. News. 14+ey 16, 1876 p.4 c.4CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Mines & mineral resources, Colorado Clear Creek county, [427689]. Denver Public Library Digital Collections, accessed 18/06/2025, https://digital.denverlibrary.org/nodes/view/1782064
