Public domain
Steel manufacture, Allegheny-Ludlum. Back into production go these carloads of scrap metal. The melting of alloy steels for defense work requires that steel mill scrapyards such as this be constantly filled. The overhead magnet deposits the scrap in a loader which carries it to the open hearth furna
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Credit lineSteel manufacture, Allegheny-Ludlum. Back into production go these carloads of scrap metal. The melting of alloy steels for defense work requires that steel mill scrapyards such as this be constantly . 1940-01-01. United States. Office For Emergency Management, Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.