Royal Engineers. Supplementary Pocket Book, no. 1 A. Comparative tables of British-American and metric engineering standards. 1944. WO 7525 - Engeland Voorschrift Royal Engineers. Supplementary Pocket Book. no. 4. WO 7151 Royal Engineers. Supplementary Pocket Book, no. 3. Bridging. WO 7526, 1945. - Engeland Voorschrift Training Memorandum. no. 11. Royal Engineers. Supplement. Prefabricated bituminous surfacing (P.B.S). method of advanced landing groud (A.L.G). Runway Construction. - Engeland Voorschrift 26/GS Publications/1269 Royal Engineers. Supplementary Pocket Book. Water Supply. no. 6. WO 7144 Royal Engineers. Supplementary Pocket Book. no. 4. WO 7151