Field artillery : Gunnery - USA Field Manual, FM 6-40 List of training films, film strips and film bulletins - USA War Department Basic Field Manual, FM 21-7 List of war department films, film strips, and recognition film slides - USA War Department Basic Field Manual, FM 21-7 Laundries, laundry batallions, and laundry companies ; December 12, 1942 - USA Technical Manual, TM 10-350