Public domain
Production. B-25 "Billy Mitchell" bombers. Army Air Force test pilots prepare to make a routine test flight in a B-25 bomber prior to acceptance by the Army. The test is made at North American's Inglewood, California, plant. In addition to the battle tested B-25 "Billy Mitchell" bomber, used in Gene
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineProduction. B-25 "Billy Mitchell" bombers. Army Air Force test pilots prepare to make a routine test flight in a B-25 bomber prior to acceptance by the Army. The test is made at North American's Ingle. 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.