training manual Radio operator : instructors guide for all arms : Code practice / Chief Signal Officer. Part II / @Chief Signal Officer Signal Training. Pamphlet no.28. Volume III. Wireless Station Maintenance and Fault Finding and Associated Vehicle Suppression Systems. WO 7568 Training Memorandum. no. 5. Royal Signals. WO 7557 Training Memorandum. no. 9. Royal Signals. WO 7561 Signal Training Pamphlet no. 4. Construction and Maintenance of Lines. Part I. General Principles. WO 7056 R signals : Training memorandum No. 4 Signal Training. Volume III. Australian Pamphlet. no.17. Volume III. (Provisional). Wireless Set. no.108, Mk III Training Memorandum. no. 6. Royal Signals. WO 7558 Training Memorandum. no. 7. Royal Signals. WO 7559 Training Memorandum. no. 8. Royal Signals. WO 7560 Signal Training in the junior training corps and army cadet force. WO 7078 Signal Training Pamphlet no. 3. Part I. Waterproving of signal equipment for protection during wading. (Provisional). WO 7570
