Public domain
Antiaircraft gun carriage. Final inspection of a thirty-seven-millimeter antiaircraft gun carriage assembly. America's war program requires increased production of these precision instruments of protection, designed to bring down the best-armoured, the fastest-flying enemy aircraft. Production scene
From the collection of Library of Congress. Free to download, adapt and use — no permission needed.
Credit lineAntiaircraft gun carriage. Final inspection of a thirty-seven-millimeter antiaircraft gun carriage assembly. America's war program requires increased production of these precision instruments of prote. 1941-01-01. United States. Office Of War Information, Palmer, Alfred T.. Farm Security Administration/Office of War Information Collection, Library of Congress. Public domain.