Public domain
Production. M-4 tanks. From our arsenal of democracy pours a strong, steady stream of mighty M-4 tanks. Each tank is given a final careful check before it rolls off the assembly line of an Eastern plant
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineProduction. M-4 tanks. From our arsenal of democracy pours a strong, steady stream of mighty M-4 tanks. Each tank is given a final careful check before it rolls off the assembly line of an Eastern pla. 1942-01-01. United States. Office Of War Information, Rittase, William M.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.