Public domain
Mitchell Field. Bad news for the Axis when the rear-belly turret gun of an American bomber speaks its piece. The air crew officer at the gun is equipped for any emergency of flight or combat
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineMitchell Field. Bad news for the Axis when the rear-belly turret gun of an American bomber speaks its piece. The air crew officer at the gun is equipped for any emergency of flight or combat. 1942-01-01. Palmer, Alfred T., United States. Office Of War Information. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.