Artillery training : Employment and organization of the Air O.P. / War Office. Vol I. General Tactical Employment - Engeland Voorschrift, 26/GS Publications/921 Artillery training : Anti-tank tactics / War Office. Vol I. General Tactical Employment - Engeland Voorschrift, 26/GS Publications/1159 Artillery training : Control and employment of R.A.F. resources allotted to the artillery / War Office. Vol I. Tactical employment - Engeland Voorschrift, 26/GS Publications/1399 Army/air operations. Pamphlet No. 3: Air reconnaissance : General - Engeland Voorschrift, 26/GS Trg Publications/1621 Artillery Training. Volume I General Tactical Employment : Pamphlet no. 11. Air Defence - Engeland Voorschrift 26/GS Publications/1014 WO 7258 Artillery Training. Volume II, Pamphlet no. 5 : deployement of an Anti-tank Regiment - Engeland Voorschrift 26/GS Publications/1235 WO 7263 Artillery Training. Volume II, Pamphlet no. 17 : deployment of a light Anti-Aircraft Regiment - Engeland Voorschrift 26/GS Publications/971 WO 7266 Artillery Training. Volume III Field gunnery : Pamphlet no. 3 Duties at RHQ and the Guns-General - Engeland Voorschrift 26/GS Trg Publications/1681 WO 8243 Gun Drill for Q.F. 25 Ponder. Mark 2 Gun on RAM Chassis (S.P. 25 Ponder Sexton) - Engeland Voorschrift 26/GS Publications/1532 WO 7103 Gun Drill (R.A. (A.A). Units) for 20-mm. Hispano, Polsten, and Oerlikon Machine Guns. (Provisional). WO 7399 - Engeland Voorschrift 26/GS Publications/1150 WO 7399 Gun Drill for Q.F. 3.7-inch Mark I, Howitzer on Carriage 3.7 inch, Mark 2P - Engeland Voorschrift 26/GS Publications/1467 WO 7981 Gun Drill for 40-mm. A.A. Gun on S.P. Mounting - Engeland Voorschrift 26/GS Publications/1323 WO 7402