Born-Digital or AnalogAnalogTranscriptCopper Scene of copper strike at .Cummitville, Colorado. 1968 Colorado Mining Association appealed to President Johnson to end the copper strike. Post F 18, 1968 p.4 Rawhide to riches at Ajo, Arizona. Desert v.31 #4 Ap1968 p.32 Colorado Fuel and Iron'Company ventures into Arizona for copper exploration project. RMN My 19, 1968 p.65 9CollectionWestern History Subject IndexRelated MaterialWestern History Subject Index AbbreviationsType of MaterialIndex CardLanguageeng
