Public domain
Production. Submarines. Construction of the hull section of a submarine at Manitowoc, Wisconsin. These sections will be assembled in a small bay, and when completely installed will be sent through the Saint Lawrence Canal to the sea
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineProduction. Submarines. Construction of the hull section of a submarine at Manitowoc, Wisconsin. These sections will be assembled in a small bay, and when completely installed will be sent through the. 1942-01-01. United States. Office Of War Information, Rosener, Ann. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.