Infantry Training. Volume I. Training Machine Gun Handbook. (Technical) Volume I, Pamphlet no. 2. Mountings, Tripod,.303 inch, M.G. MK IV, Adapter, Vickers, M.G. MK I, Mount, Field, Vickers.303 inch, M.G. … Air Raid Precautions. Handbook. no.8. The Duties of Air Raid Wardens