Public domain
El Paso, Texas. Phelps Dodge refinng company. Working at the electrolytic tanks in which sheets of pure copper are formed
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Credit lineEl Paso, Texas. Phelps Dodge refinng company. Working at the electrolytic tanks in which sheets of pure copper are formed. 1942-01-01. Henle, Fritz. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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Production. Copper (refining). Electrolytic tanks in a large copper refining operation. Sheets of pure copper are formed by electrolysis, later melted and poured into ingots. Large amounts of copper are produced for the war effort at the El Paso, Texas plant of Phelps-Dodge Refining Company
El Paso, Texas. Phelps Dodge refining company. Sheets of pure copper are formed by electrolysis in large tanks in later melted and poured into ingots
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