Signal Training. (All Arms) Pamphlet no. 5. Signal Procedure. Part 1. Procedure for Radio Telephony. 1943 - Engeland Voorschrift Signal Training. Vol. II. Part II. Wireless. 1936. - Engeland Voorschrift Working Instructions. Cable Layer Mechanical no. 1, MK I, MK I* en MK I**. Part I. Cable Layer Mechanical no. 1, MK I and MK …