Production. A-31 ("Vengeance") dive bombers. Company inspection. Looking toward the rear of the final assembly line showing the "Vengeance" dive bombers made at the Nashville Division of Vultee Aircraft Inc., and suspended on the overhead mechanized assembly line, company inspectors are shown checking parts and installations. The "Vengeance" (A-31) was originally designed for the French. It was later adopted by the RAF (Royal Air Force) and still later by the U.S. Army Air Forces. It is a single- engine, low-wing plane, carrying a crew of two men and having six machine guns of varying calibers