Airspeed AS.4 Ferry
![]() A ten-passenger biplane airliner of 1932 with cranked lower wings attached to the upper fuselage. Four were built; two for Sir Alan Cobham's National Aviation Day tours and two for Midland and Scottish Air Ferries. Powered by three 89kW de Havilland Gipsy engines, two on the lower wings and one mounted centrally on the upper wing.
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