List of publications for training, including training films and film strips : basic field manual - USA Basic Field Manual, FM 21-6 radio operator - USA Voorschrift, Technical Manual, 11-454 Elementary map and aerial photograph reading - USA Voorschrift, Basic Field Manual, 21-25 Message center-procedure - USA Voorschrift, Training Regulations, No. 160-10 Photographic laboratories : organization and operation in service commands, departments and posts - USA Voorschrift, Technical Manual, 11-409 Photographic laboratories : organization and operation in class I and II installations - USA Voorschrift, Technical Manual, 11-409 Telegraph central office set TC-3 - USA Voorschrift, Technical Manual, 11-358 Fundamentals of telephony and manual telegraphy - USA Voorschrift, Technical Manual, 11-498 Wire telegraphy - USA Voorschrift, Technical Manual, 11-456 Basic photography - USA Voorschrift, Technical Manual, 1-219 Aerial photography - USA Voorschrift, Technical Manual, 1-220 Elementry map and aerial photography reading - USA Voorschrift, Field Manual