Physical training.
Physical training.
- Washington United States G.P.O. 1946.
- vi, 392 p. ill. 23 cm.
- War Department field manual FM 21-20 .
Supersedes FM 21-20, 6 March 1941; TC 87, 17 November 1942; and WD pamphlet no. 21-9, 1 May 1944.
Physical education and training
Supersedes FM 21-20, 6 March 1941; TC 87, 17 November 1942; and WD pamphlet no. 21-9, 1 May 1944.
Physical education and training