The Raid on Dieppe Operation Jubilee official signed Royal Air Force cover JS/50/42/10. Signed by Colonel Patrick Anthony Porteous VC. Victoria Cross GB stamp and 50th Anniversary of the Dieppe Raid British Forces Postal Services 2311 August 1992 postmark. Royal Air Force Biggin Hill August 1992 postmark on back. Flown in Aerospatial Tampico G-BKCR from Biggin Hill to Dieppe and then along the beaches at Dieppe where, early in the morning of 19th August 1942, the massacre at Dieppe took place, and then across the Channel retracing the route taken by the survivors during that afternoon, and back to Biggin Hill. Good condition Est.