Public domain
Steel manufacture, Allegheny-Ludlum. These inspectors are trained to look for even the slightest imperfection in sheets of stainless such as this. All the high quality steel steel used in defense production is inspected and thrown back into the furnaces in case of any imperfection
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineSteel manufacture, Allegheny-Ludlum. These inspectors are trained to look for even the slightest imperfection in sheets of stainless such as this. All the high quality steel steel used in defense prod. 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.