This loose-leaf manual is intended for the instruction of physical therapeutists in manual muscle examination and for the reference of physical therapeutists in their practical work with patients. The system described is essentially the Lovett System, the ability of the muscle to overcome gravity and resistance being used as the objective measure of strength. The examination technic of individual muscles is described briefly and illustrated with many line drawings taken from photographs. This is an excellent manual for the novice to use for reference during manual examination of muscles. It should also be extremely useful in the classroom for teaching students of physical therapy to make such examinations. The brief description of the prime movers of individual motion with their origins and insertions, and the accessory muscles involved, should be of material assistance in teaching muscle function to students. The anatomic drawings are largely of the muscles of the upper