Hercules and Hecla Surface Plants at Burke and Dredging Operations at Murray, 1926
Bunker Hill and Sullivan Smelter, 1926
The Coeur d’Alene Mines and the Little Sunshine Mine, 1930
Ray-Chino Mining Co., Santa Rita Mine, Silver City, New Mexico
Preserved through a grant from the National Film Preservation Foundation, 2007.
Preservation copying by Triage Archival Restoration Services, Los Angeles, CA
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