Bombing - Students' Manual, US Army Air Force Training Command WWII Mosquito The written content of each

The written content of each drawing is in Japanese with some English annotations

small Arabic numerals indicated the odd-numbered hours

which would illuminate the compass cards and inclinometer

Here is a Type A-3 Wheel and Flap Position Indicator used in WWII aircraft of the US Army Air Force with a tail wheel (vs nose wheel aircraft)

but likely made by Dr

Bombing - Students' Manual, US Army Air Force Training Command WWII Mosquito The written content of eachThis is an original Students' Manual for Bombing published by the US Army Air Forces Training Command in bombardier schools during WWII. This ~3 4 inch thick manual covers all topics necessary to effectively train a WWII bombardier in theory, equipment, use, and maintenance, including the M Series (Norden) bombsight. It is in exceptional condition given its age. All pages appear to be intact.