Books like A Manual of Acupuncture
Peter Deadman, Kevin Baker - undifferentiated, Mazin Al-Khafaji
A Manual of Acupuncture is 670 pages, about 12 hours 17 minutes at 250 words a minute.
6 books to read next
How long each takes
Acupuncture 3.3 h 
Acupressure's Potent Points 4.8 h 
Acupuncture Without Needles 5.6 h 
Basics of Acupuncture 5.8 h 
The Practice of Chinese Medicine 22.2 h 
The Complete Book of Acupuncture 4.5 h Bar height shows length. Estimated at 250 words a minute.