Instrument Drill for Equipment Radar A.A. [ Anti-Aircraft] , no. 1, Mark 2. - Engeland Voorschrift 26/GS Publications/1362 WO 7397 Instrument Drill for Telescope Identification, A.A. [ Anti-Aircraft] - Engeland Voorschrift 26/GS Publications/1207 WO 7392 Instrument Drill for Predictors, A.A. [ Anti-Aircraft], nos.2 and 5 - Engeland Voorschrift 26/GS Publications/1177 WO 7394 Supplement no.3 to Army/Air Operations Pamphlet no.4. (Chapter 3). Carriage of Artillery. Equipment bij Air. Section 7, Ordnance of 40-mm A.A. MK 1/2 on mounting … 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 40-mm. A.A. Gun on S.P. Mounting - Engeland Voorschrift 26/GS Publications/1323 WO 7402 Gun Drill for Q.F. 3.7 inch, Mark II or III Gun, on Mounting Q.F. 3.7 inch. A.A. Mark II. Land Service. - Engeland Voorschrift 26/GS …