B-29/A Superfortress Bomber Pilots Flight Operating Instructions 1944 HUP which was eventually replaced in

which was eventually replaced in later aircraft with electrical tachometers

The knob turns easily and rotates the pressure scale as it should

was adopted by the RAF as the standard turret and free gun sight for their aircraft

5 inches by ~8 inches by ~7

Measures ~11 inches long and ~3/4 inches diameter

B-29/A Superfortress Bomber Pilots Flight Operating Instructions 1944 HUP which was eventually replaced inThis is an original WWII era Pilot's Flight Operating Instruction Manual for the B 29 and B 29A Boeing Superfortress Heavy Bomber, published September 1944. The 144 page, 8. 5 x 11 inch manual describes all of the essential information required by the pilot to operate the aircraft in text, diagrams, illustrations, charts, and tables. It is in very good condition given its age.