Service of the piece : 155-mm gun M 1 - USA Field Artillery Field Manual, FM 6-90 gas mask - USA Technical Manual, TM 3-205 Army recipes - USA Technical Manual, TM 10-412 Army ground forces : light aviation - USA War Department Field Manual, FM 20-100 department or the army pamphlet Defense production : a technique for graphic production coordination / Department of the Army Manual for army bakers 1916 Landing operations on hostile shores - USA Basic Field Manual, FM 31-5 (suppl.) Field Artillery : Tactical Employment - USA Field Manual, FM 6-20 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 Operations against airborne attack guerilla action and infiltration. - USA Voorschrift Field Manual 31-15