Production. Airplane manufacture, general. Stacks of vital aluminum in the Inglewood, California, plant of North American Aviation, Incorporated. From the receiving department they will be delivered to the proper departments for fabrication into war planes for the United Nations. 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