Public domain
Charging one of the 180-ton hearth furnaces at a Midwest plant with pig iron. The charge consists of about fifty-two percent steel scrap and forty-eight percent molten iron
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineCharging one of the 180-ton hearth furnaces at a Midwest plant with pig iron. The charge consists of about fifty-two percent steel scrap and forty-eight percent molten iron. 1941-01-01. United States. Office For Emergency Management, Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.