Armor Operations Small Units. FM 17-1 Armored Force. Armored Force Drill. FM 17-5 Tank Gunnery. FM 17-12 Tank Platoon. FM 17-30 Tank Platoon and Tank Company. FM 17-32 Tank Battalion. FM 17-33 Armored Cavalry Units Armored and Infantry Divisions. FM 17-35 Armored Cavalry Platoon and Troop Air Cavalry Troop and Divisional Armored Cavalry Squadron. FM 17-36 Divisional Armored and Air Cavalry Units. FM 17-36 Armored Infantry Company. FM 17-40 Tactical Employmemt Tank Destroyer Unit. FM 18-5 Tank Destroyer Tactical Employment of Tank Destroyer Platoon Self-Propelled. FM 18-20