Public domain
Conservation. Scrap iron and steel. Steel for national defense. Scrap iron to feed the hungry furnaces of the steel mills (at least fifty percent scrap must be used in the open hearth process). In this Baltimore scrap iron dealer's plant, car bodies are compressed hydraulically into small cubes
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineConservation. Scrap iron and steel. Steel for national defense. Scrap iron to feed the hungry furnaces of the steel mills (at least fifty percent scrap must be used in the open hearth process). In thi. 1941-01-01. Danish, United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.