Bombing - Students' Manual, US Army Air Force Training Command WWII Mosquito small Arabic numerals indicated the

small Arabic numerals indicated the odd-numbered hours

All knobs appear to operate mechanically as intended

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

which would illuminate the compass cards and inclinometer

Bombing - Students' Manual, US Army Air Force Training Command WWII Mosquito small Arabic numerals indicated theThis 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.