Bofors forty-millimeter mounts. Machined to watch-like precision, these hundreds of parts which go into Bofors forty-millimeter anti-aircraft gun mounts and carriages for the U.S. Army must pass the most rigid inspection tests before they can be accepted in the Bofors manufacture. This employee of a large Midwest rubber company, now converted to production of war necessities, examines some of the 1,500 separate parts which are required in the assembling of the Bofors mounts and carriages