Hot as the hinges Author R. Mahoney Article Date February 9, 1958 Article Abstract Cooling system used at the Magma Copper Co. mines in superior Journal Title Ariz Days & Ways
Conservation of Arizona's mineral resources Author C. F. Willis Article Date November-December 1916 Journal Title Ariz
Bonanza, borrastas and booms Author C. H. Dunning and E. H. Peplow Jr. Article Date April 3, 1960 Journal Title Ariz Days & Ways
Bonanza country; the story of mining in Arizona Article Date February 11, 1962 Journal Title Ariz Days & Ways
Arizona's mines and mineral resources Author C. F. Tolman Article Date November 1911 Journal Title Ariz