25th April 1970 RAF Museum Commemorating the 25th Anniversary of the RAF Escaping Society 1945 - 1970. Signed by Airey Neave who famously escaped from Colditz, & was blown up by the IRA in his car at the Palace of Westminster. The Cover is also flown from RAF Northolt to RAF Wildenrath Germany & signed by the Pilot Capt.Sqn.Ldr Alex Wickham.Scarce cover. Pristine Condition. No insert card.