Public domain
Production. Submarine chasers. The sturdy oak keel of a wooden subchaser is laid at an Eastern boatyard. The stern of the vessel is scarfed to it. The numbers showing along the keel indicate the "stations" or hull sections into which every boat plan is divided. Marine Construction Company, Stamford,
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineProduction. Submarine chasers. The sturdy oak keel of a wooden subchaser is laid at an Eastern boatyard. The stern of the vessel is scarfed to it. The numbers showing along the keel indicate the "stat. 1942-01-01. Liberman, Howard, United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.
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