Field Artillery. Tactics and Techniques. FM 6-20 field manual Mountain operations / War Department U.S. field manual Organization and tactics of infantry : the rifle battalion / [War Department] ; prep. under dir. of the Chief of Infantry field manual Defense against chemical attack field manual Field service regulations : administration field manual First aid for soldiers field manual Corps of Engineers : reference data war department technical manual Field artillery Fire-control instruments / prepared under direction of the chief of field artillery training manual / united states army field lineman : instructors guide for all arms field manual Infantry division / Headquarters, Department of the Army field manual Seacoast artillery : service of the piece : 12-inch Mortar (fixed arament) field manual Engineer field data