National Geographic : 1942 Dec
The Miracle of War Production 697 This Huge Motor Will Be Tested as Closely as a Doctor Studies Your Heartbeat A Pratt & Whitney engine, made by Buick and equipped with Hamilton Standard propellers, is an illuminating example of how American industries are pooling patents and manufacturing secrets to help win the war (page 699). In the center, under the test stand at Flint, Michigan, is Harlow H. Curtice, Buick's president. To his left is Lt. Col. E . H . Bowman, representing the Army Air Forces.