1942 Vintage Copper Production at Phelps-Dodge Refining Company

In 1942, sheets of copper are produced through electrolysis at the Phelps-Dodge Refining Company in El Paso, Texas. This facility played a critical role in large-scale copper production during World War II. Copper from this operation was later melted and cast into ingots, vital for manufacturing wartime materials essential to the U.S. effort.

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