2-910-668 - Heritage Art/Heritage Images

Member[s] of the experimental staff at the North American Aviation, Inc., plant, observe wind tunnel tests on an accurate scale model of the B-25 ("Billy Mitchell") bomber, Inglewood, Calif. This plant produces the battle-tested B-25 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.