Brigadier General Kenneth B. Wolfe, J.H. Kindelberger and William S. Knudsen at Allison factory

View of Brigadier General Kenneth B. Wolfe, William S. Knudsen and J.H. Kindelberger examining an Allison aircraft engine at Los Angeles factory. Label on back: "On tour of aviation plant. Los Angeles, Calif. Brig. Gen. Kenneth B. Wolfe; J.H. Kindelberger, president of the North American Aviation plant, and Lieut. Gen. William S. Knudsen inspect an Allison engine during a tour of the aircraft plant here. In other sections of the huge factory, they were shown long rows of assemblies for B-25 bombers."