test flown L R Colquhoun 30-9-46 VAHPA 11-10-46 AAEE 28-10-46 full gunnery acceptance trials with MkV can. comparison trials with PK547 the latter acting as chase plane. VA EA 1-10-47 Westland 6-4-49 mods nea 14-12-54 sold scrap H.Bath 17-2-56