Coast artillery Gunners' instruction, antiaircraft gun, automatic weapon, and headquarters batteries, first and second class gunners - USA Voorschrift, Technical Manual, 4-325 Coast artillery Gunner' instruction, antiaircraft searchlight batteries, first and second class gunners - USA Technical Manual, TM 4-330 Common-battery telephone equipment - USA Voorschrift, Technical Manual, 11-458 Local-battery telephone equipment - USA Voorschrift, Technical Manual, 11-457 Battery tester TS-183/U - USA Voorschrift, Technical Manual, 11-2571 Browning machine gun, caliber .50, HB, M2 (mounted in combat vehicles) - USA Basic Field Manual, FM 23-65 Corps of engineers / War Department : Combat regiment - The platoon and the company - USA Voorschrift, Training Regulations, No. 445-18 Corps of engineers / War Department : The railway battalion - USA Voorschrift, Training Regulations, No. 445-25 Chemical smoke generator battalion and chemical smoke generator company - USA Voorschrift, Field Manual, 3-50 Armored division and combat command - USA Voorschrift, Field Manual, 17-100 Rectifier battery chargers PP-255/FT and PP-255A/FT - USA Voorschrift, Technical Manual, 11-2536 ADA-Signal Operations Battalion. - USA Voorschrift Field Manual 11-44 (Test)