 THE HISTORY OF THE 50TH AERO SQUADRON |
 John Macready: Aviation Pioneer - At the Earth's Ceiling |
 Stinson\\\'s Golden Age, Vol 1 |
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 Air Force Legends Number 214: Consolidated Vultee XP-81 |
 Soldiers of the Mists: Minutemen of the Alaska Frontier |
 Luftwaffe Squadrons 1939-45 |
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 Martin XB-48 |
 Frontline Airline: Troop Carrier Pilot in World War II |
 High-Altitude Spy Planes: The U-2s |
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