 Lionel Crabb

Lieutenant-Commander Lionel Kenneth Phillip Crabb, (28 January 1909 – presumed dead 19 April 1956), known as Buster Crabb, was a Royal Navy frogman and MI6 diver who vanished during a reconnaissance mission around a Soviet cruiser berthed at Portsmouth Dockyard in 1956.Lionel Crabb was born in 1909 to Hugh and Beatrice Crabb of Streatham, south-west London.