Production. Airplane manufacture, general. A woman employee in the enclosures department of North American Aviation's Inglewood, California, plant, inspects a tail cone for flaws before it moves to the assembly department. This plant produces the battle tested B-25 ("Billy Mitchell") bomber, used in General Doolittle's raid on Tokyo, and the P-51 ("Mustang") fighter plane, which was first brought into prominence by the British raid on Dieppe