Army Air Forces World War II Shoulder Sleeve Insignia > Air Force Historical Support Division > Fact Sheets
![Air Force Academy cadets take Shell trophy, defeat Army at cyber competition • United States Air Force Academy Air Force Academy cadets take Shell trophy, defeat Army at cyber competition • United States Air Force Academy](https://www.usafa.edu/app/uploads/181109-F-RB000-001-1.jpg)
Air Force Academy cadets take Shell trophy, defeat Army at cyber competition • United States Air Force Academy
Coat, Service, Type M1940, United States Army Air Forces, Gen. Hap Arnold | National Air and Space Museum
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