Uittreksel uit de Grondslagen voor de opleiding van het dienstplichtig verbindingspersoneel bij de Koninklijke Landmacht, bevattende bijlage I: Handleiding voor het onderwijs in het seinen … Signal training : (all arms) / the War Office - Engeland Voorschrift, 26/Manuals/302 Power supply for field wireless sets - Engeland Voorschrift, 26/Manuals/81 Organization and inter-communication in the field - Engeland Voorschrift, 26/Manuals/90 Construction and maintenance of lines (War Office) - Engeland Voorschrift, 26/Manuals/381 Signal Training. (All Arms). Pamphlet no.5. Procedure for Morse Telegraphy, Line Telephony and Visual Signalering. WO 7040 Signal Training. (All Arms). Pamphlet no.5. Signal Procedure. Part II. Procedure for Morse Telegraphy, Line Telephony and Visual Signalering, WO 7040 Pamphlet no. 42. Combined Operations. Training at Home Stations. WO 7857 - Engeland Voorschrift 26/G.S. Publications/926 Training Memorandum. no. 4. Royal Signals. WO 7556 Signal Training. Pamphlet no. 18. Volume III. Aerial Coupling Equipment "B". WO 7566 Signal Training. Pamphlet no.26. Volume III. Switchboard U.C. 10-Line and 6 Line. WO 7567 Signal Training Pamphlet no.1. Maintenance of Signal Equipment in the Field. Volume III. General Principles of Maintenance. WO 8505