Copper mines and mining -- Arizona -- Photographs

This collection houses commercial postcards depicting the Morenci Southern Railway's Loop 1 trestle bridge, the Arizona Copper Company's concentrator, and an oblique aerial view of miners' houses on Longfellow Hill; gelatin-chloride photographic prints showing a group of soldiers with an Arizona banner at Camp Perry; a gelatin-chloride photographic print depicting a giant saguaro with bird holes; and a photograph of Arizona's 1915 basketball champions.

This collection documents the lives of Mexican and Mexican-American copper miners in the Clifton-Morenci area who worked in the Phelps Dodge Copper Mine and their efforts to form a union between 1900 and 1950.