U. S. Army Air Force

B-17 Pilot's Flight Operating Instructions

U. S. Army Air Force

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U. S. Army Air Force B-17 Pilot's Flight Operating Instructions

4,5

Hughes XF-11 Pilot's Flight Operating Instructions

U. S. Army Air Force

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U. S. Army Air Force Hughes XF-11 Pilot's Flight Operating Instructions

4,3

The B-29 Airplane Commander Training Manual for the Superfortress

U. S. Army Air Force

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U. S. Army Air Force The B-29 Airplane Commander Training Manual for the Superfortress

4,3