EntityQ2743364· pop 10· linked from 46 articlesCierva W.9Sign in to saveBritish helicopterConnectionsCierva Autogiro CompanyEntityWeir GroupEntityUnited KingdomCountryJuan de la CiervaEntityhelicopter rotorEntitySikorsky R-4Entityaerospace manufacturerEntityNOTAREntityC.30EntityAir MinistryEntityC.19Entityhelicopter flight controlsEntitySaunders-Roe SkeeterEntity1944 in aviationEntitySaunders-RoeEntityC.6EntityGipsy QueenEntity1945 in aviationEntity1946 in aviationEntityCierva C.12EntityCategories1940s British experimental aircraft1940s British helicoptersAircraft first flown in 1945Aircraft specs templates hiding performance sectionCierva aircraftNOTAR helicoptersSingle-engined piston helicopters