Imperial War Museum Photo: CH 2686 (Part of the Air Ministry Second World War Official Collection). Squadron Leader John William Charles Simpson DFC, Commanding Officer of RAF 245 Squadron in Hawker Hurricane Mark I, W9145 DX-L at RAF Aldergrove, Co. Antrim on 4th May 1941. His plane shows a jester painting and the mark of his 11th victory which came in Northern Ireland on 8th April 1941. Photo taken by Flight Lieutenant Bertrand John Henry Daventry - Royal Air Force Photographer.