Public domain
A blow for democracy. A heavy steam hammer at Navy yard is used in the forging of hot metal into a turnbuckle for one of the Uncle Sam's new ships
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineA blow for democracy. A heavy steam hammer at Navy yard is used in the forging of hot metal into a turnbuckle for one of the Uncle Sam's new ships. 1941-01-01. Palmer, Alfred T., United States. Office For Emergency Management. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.