Carrier terminal OA-13/FC, carrier repeater OA-10/FC, and carrier filter F-36/FC (type H carrier telephone packaged equipment) - USA Voorschrift, Technical Manual, 11-2025 Storage batteries for signal communication except those pertaining to aircraft - USA Voorschrift, Technical Manual, 11-430 Electrical communication systems equipment - USA Voorschrift, Technical Manual, 11-487 Administrative procedures for communications services - USA Voorschrift, Technical Manual, 24-205 Air corps : Army railways communications system - USA Voorschrift, Army Regulations, No. 95-200 Signal Corps : Fixed signal communication systems - USA Voorschrift, Army Regulations, No. 105-20 Line units BE-77, BE-77-A and BE-77-B - USA Voorschrift, Technical Manual, 11-359 Administrative procedures for communications services - USA Voorschrift, Technical Manual, 24-205 Signal communication in the armored division - USA Voorschrift, Field Manual, 17-70 Signal Communications Doctrine - USA Voorschrift, Field Manual, 100-11