CRD HPA 21-3-45 test flown Flt/Lt Loweth 10mins VASM 18-4-45 mods VAHPA 27-4-45 del by Lt Underwood RN MoD AAEE 30-11-45 metal elev install 17.5lb weights and CG load/bomb install tests. VA 5-9-46 G85 Rotol contra/prop install also Spiteful tail unit. VAHPA makers trials 6-2-47 CE SOC 18-4-47