Field engineers drill Provisional parts list for Ordnance, N.L.2-inch, Mortar, Mark VII : section-M.I. Instructions for practice seawards : Royal Artillery Machine gun training : provisional Defence against gas : provisional field engineering pamphlet British booby traps / prepared under the direction of The Chief of the Imperial General Staff air publication General instrument equipment for aircraft, vol. 1 / Air Ministry Parachute Manual Manual of air navigation a.m.r.& o. Instructions for armourers 1931 / by command of the Army Council Field Service Pocket Book Part I. Pamphlet no. 3 A. Ammunition Abbreviations. WO 7162 303 Maxim Guns