EntityQ5119710· pop 5· linked from 41 articlesCierva C.4Sign in to save1922 Spanish experimental autogyroConnectionsGetafeEntityautogyroEntityJuan de la CiervaEntityaerospace manufacturerEntityC.30EntityCierva Autogiro CompanyCompanyC.19EntityCierva W.9EntitySaunders-Roe SkeeterEntityWeir GroupCompanyC.6EntityCuatro VientosEntityCierva C.17Entity1923 in aviationEntityCierva C.1EntityCierva C.12EntityCierva C.24EntityC.9EntityCierva C.8EntityCierva C.40EntityCategories1920s Spanish experimental aircraftAircraft first flown in 1923Cierva aircraftSingle-engined tractor autogyros