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 Educational Training : General Principles, 1920 / General Staff, War Office Educational Training / General Staff, War Office Manual of ceremonial 1935 Army Museum ... / ed. by Elizabeth Talbot Rice and Alan Guy
