Production. Airplane manufacture, general. Women work side by side with men in the engineering department of the Inglewood, California, plant of North American Aviation, Incorporated. The young woman pictured traces complicated drawings of the thousands of parts that go into a modern fighting plane. 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