Where does Arizona's copper go? Author G.F.Leaming and J.H.Clark Article Date January 1966 Journal Title Ariz Rev
Mining camp by the Santa Cruz Article Date April 1975 Article Abstract Tucson has become a world center for copper mining Journal Title Tuc Bsns
Mineral frontier in transition: copper mining in Arizona, 1880-1885 Author R.L.Spude Article Date January 1976 Journal Title N M Hist Rev
Magma's twenty-year ties to Tucson Article Date July 1976 Article Abstract Magma Copper Co. marks 20th anniversary of its operations at San Manuel Journal Title Tuc Bsns
Labor and copper in Arizona: rebirth and growth Author G.F.Leaming Article Date June-July 1967 Journal Title Ariz Rev
Labor and copper in Arizona: origin and growth Author G.F.Leaming Article Date April 1967 Journal Title Ariz Review
Labor and copper in Arizona: decline and merger Author G.F.Leaming Article Date August-September 1967 Journal Title Ariz Review
Kennecott's new landmark; two gigantic makers represent investment in the future of copper Article Date November 8, 1958 Article Abstract The new smelter and Leach-precipitation-flotation facility at Hayden. Pages 30-51 contain additional articles Journal Title Ariz Days & Ways