Born-Digital or AnalogAnalogTranscriptCopper regions of U.S. and use of copper. Mi-Ne Esmeralda wa Production of the largest copper mines. Mi-Wy Carbon pe (last page ) Copperfield Consolidated Copper Company. Mi-Co Fremont CountyCollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
Copper regions of U.S. and use of copper, [84015]. Denver Public Library Digital Collections, accessed 26/03/2025, https://digital.denverlibrary.org/nodes/view/1231046
