The "Cocky" at Barham who sold the Mustang was Former Bomber Command Pilot, Squadron Leader Edgar Pickles.
Edgar Pickles DFC and Bar, flew Lancaster Bombers from 1943 - 1945, he completed two tours and 50 bombing missions over Germany. Edgar was twenty-two years old when he flew his first Lancaster and by the time the war ended two years later he had risen from a sergeant pilot to squadron leader with a DFC and Bar (Distinguished Flying Cross). The DFC is awarded for "an act or acts of valour, courage or devotion to duty whilst flying in active operations against the enemy" and the bar is added to the ribbon for holders of the DFC who received a second award.