RAFCV269: RAF Test Pilots series  flown in Gladiator K8032 of the Shuttleworth Trust on 11/5/80, signed by Pilot W.C.'Dicky' Martin OBE, DFC, AFC, former Chief Test Pilot for Gloster Aircraft, and Col. James Power Carne VC, DSO, DL, franked 40th Anniversary of RAF Innsworth, 11/5/80.