electrical and mechanical engineering regulations Repeater, telephone, 2-circuit : First Echelon Work electrical and mechanical engineering regulations Wireless set No. 18 : Modification instructions index Signal Training. (All Arms). Pamphlet no.5. Procedure for Morse Telegraphy, Line Telephony and Visual Signalering. WO 7040 Verbindingswoorden, adresaanduidingen en telecomunucatienummers. VS 11-14 Systeemondersteuning en telecommunicatie-advies in het legerkorpsrayonverbindingssysteem. VS 11-56.
