Training Memorandum. no. 21. Royal Engineers. Special Training Number. WO 7160 - Engeland Voorschrift 26/GS Trg Publications/1631 Training Memorandum. no. 25. Royal Engineers. WO 8362 - Engeland Voorschrift 26/GS Trg Publcations/1751 Signal Training. Pamphlet no. 8. Signal Office Organization and Procedure. Part I. Procedure for Morse Telegraphy, Line Telephony and Visual Signalling.1944 - Engeland Voorschrift Signal Training. Pamphlet no. 8. Signal Office Organization and Procedure. Part II. Procedure for Telephone Switchboard Operating. 1945 - Engeland Voorschrift Weapon Training Memorandum. no. 7 - Engeland Voorschrift Weapon Training Memorandum. no. 8 - Engeland Voorschrift Stafduties in the field. 1949. WO 8457(Appx E) - Engeland Voorschrift 26/GS Trg Publications/1701 Vocabulary of army ordnance stores. Section F 6. Industrial Gases. Gas Producing Plants, and Associated Equipment. Sub-Section F6A. Gases, Chemicals, and Associted Equipment. WO 1636 …