Manual of Field Engineering. (Royal Engineers. Part VI. Accommodation and Water Supply. WO 7471 Royal Engineers. Supplementary Pocket Book. no. 4. WO 7151 Training Memorandum. no.17. Royal Engineers. Far Eastern Warfare. WO 7012 Training Memorandum. no. 19. Royal Engineers. WO 7064 Royal Engineers. Supplementary Pocket Book. Water Supply. no. 6. WO 7144 Royal Engineers. Supplementary Pocket Book. no. 4. WO 7151