First flown as G-ALSX in 1951. Used for deck landing trials and sent to the Netherlands for flood rescue relief in 1953. To Williamson Diamonds as VR-TBS in 1958. Returned as G-ALSX in 1960. Registration cancelled in 1966. Used for trials as G-48-1. To the Skyfame Musum, Staverton in 1969 then to the Imperial War Museum at Duxford in 1978 and the Helicopter Museum, Weston-super-Mare in 1987. Later repainted as G-ALSX.

First flown on 30 April 1951, then untitled. Appeared at 1951 Paris Air Show. Used for deck landing trials and sent to the Netherlands for flood rescue relief in 1953. To Williamson diamond mine in Tanganyika in 1958 but returned. Used for trials until 1969, titled 'Westland Sycamore' by 1963. Other registrations VR-TBS, G-48-1. Preserved in Helicopter Museum, Weston-super-Mare. Photo from: Vertical Flight Society

Note the unusual presentation of the "B Class" registration, using an oblique stroke. This airframe is now preserved at Weston-Super-Mare as G-ALSX.