Individual Clothing and Equipment. FM 21-15 Map Reading. FM 21-26 Topographic Symbols. FM 21-31 Defense Against CBR Attack. FM 21-40, AFM 355-9 Small Unit Procedures in Atomic, Biological, and Chemical Warfare. FM 21-40 Ranger Training and Ranger Operations. FM 21-50 Combat Training of the Individual Soldier and Patrolling. FM 21-75 Leadership Courtesy and Drill. FM 22-5 Drill and Ceremonies. FM 22-5 Command and Leadership for the Small Unit Leader. FM 22-100 U.S. Rifle Caliber .30 inch, M1. FM 23-5 Bayonet. FM 23-25