Blowing engines in the power house at the Copper Queen Consolidated Mining Company smelter in Douglas, 1913. Air was forced into the furnace to oxidize and remove the sulfur.
Smelter Mining Douglas, Arizona 1913 1910s Copper Queen Copper Queen Consolidated Mining Company Power plant Blowing engines Engines
Phelps Dodge Corporation
1913-1913
Douglas, Arizona
1981.151.21