Instrument Drill for Predictor, Anti-Aircraft, no.1 - Engeland Voorschrift 26/GS Publications/1338 WO 7391 Gun Drill for 40-mm. A.A. Gun and Predictor, A.A. no. 3. (Britsh Equipments) and 40-mm. A.A. Gun and Directors M.5 and M.6 (U.S.A. Equipments) : … Instrument Drill for Predictors, A.A. [ Anti-Aircraft], nos.2 and 5 - Engeland Voorschrift 26/GS Publications/1177 WO 7394
