Allied Subjects for Bombardiers, USAAF Training Manual C-54 although they typically attempted to

although they typically attempted to dive as steep as 90deg

one each on the nose and each wing

Here is a rare item:  a Flight Computer for the US Navy's F7U-3 Cutlass carrier-based jet fighter/bomber

The system allowed a single gunner to train

as used in aircraft of Royal Canadian Air Force with tail wheel landing gear

Allied Subjects for Bombardiers, USAAF Training Manual C-54 although they typically attempted toThis is an original WWII era manual covering Allied Subjects for Bombardiers as published by the US Army Air Forces Training Command. This manual covers topics essential for the bombardier to effectively perform his duties, including photography, parachutes, communications, bombardment aviation, and others. This manual is in very good condition given its age. Approximately 50 pages.