Manual of Map Reding, Photo Reading, and Field Sketching, 1929 - Engeland Voorschrift 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 Principles of Training. Training Regulations, 1934. WO 7017 - Engeland Voorschrift 26/G.S. Publications/1549 Royal Engineers Reconnaissance Pocket Book. WO 7524, 1944 - Engeland Voorschrift Royal Engineers. Supplementary Pocket Book, no. 3. Bridging. WO 7526, 1945. - Engeland Voorschrift Training Memorandum. no. 2. Royal Engineers. 1942 - Engeland Voorschrift 26/GS Publications/737 Training Memorandum. no. 3. Royal Engineers. 1942 - Engeland Voorschrift 26/GS Publications/837 Training Memorandum. no. 4. Royal Engineers. 1943 - Engeland Voorschrift 26/GS Publications/890 Trianing Memorandum. no. 6. Royal Engineers. 1943 - Engeland Voorschrift 26/GS Publications/1021 Training Memorandum. no. 7. Royal Engineers.1943 - Engeland Voorschrift 26/Gen/9485 Training Memorandum. no. 9. Royal Engineers. 1944 - Engeland Voorschrift 26/GS Publications/1114