Royal Signals Pocket Book. Part IV. Circuit Utilization. WO 7554 - Engeland Voorschrift 26/GS Publications/1420 Signal Training. (All Arms) Pamphlet no. 5. Signal Procedure. Part 1. Procedure for Radio Telephony. 1943 - Engeland Voorschrift Signal Training. Volume II. Part I. Electricity and Magnetism. - Engeland Voorschrift Signal Training. Pamphlet no. 7. Training. Part VII. Royal Signals Courses. 1945 - Engeland Voorschrift Signal Training. Pamphlet no.8. Signal Office Organization and Procedure. Part IV. Procedure for Teleprinter Operating. 1945 - Engeland Voorschrift Royal Signals Pocket Book. Part I. Graphical Symbols, WO 7552 - Engeland Voorschrift 26/GS Publications/1418 Royal Signals Pocket Book. Part V. Line Data. WO 755 - Engeland Voorschrift 26/GS Publications/1421 Pamphlet no. 42. Combined Operations. Training at Home Stations. WO 7857 - Engeland Voorschrift 26/G.S. Publications/926 Netting Dril for Wireless Set. no. 18, WO 7549 - Engeland Voorschrift 21/GS Publications/1215 Netting Dril for Wireless Set. no. 19, WO 7550 - Engeland Voorschrift 26/GS Publications/1216 Signal Training. Vol. II. Part II. Wireless. 1936. - Engeland Voorschrift Signal Training. Pamphlet no. 3. Part II. Maintenance of Generating Sets and Charging Equipment in the Field. (Provisional). - Engeland Voorschrift
