Public domain
Production. Aluminum. Aluminum plates stretch out on this hot roller which produces sheets of various gauges and thickness. The hot-rolling operation forces aluminum through a series of consecutively thinner slits
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineProduction. Aluminum. Aluminum plates stretch out on this hot roller which produces sheets of various gauges and thickness. The hot-rolling operation forces aluminum through a series of consecutively . 1942-01-01. Palmer, Alfred T., United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.