Public domain
Conversion. Copper and brass processing. Strip copper and brass is usually passed through rolls many times before the desired thickness is obtained. This is placing a roll of strip into a feed box at the entrance to the rolls for intermediate rolling. Chase Copper and Brass Company, Euclid, Ohio
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Credit lineConversion. Copper and brass processing. Strip copper and brass is usually passed through rolls many times before the desired thickness is obtained. This is placing a roll of strip into a feed box at . 1942-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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