STB01 A rare circa 30 years ago limited edition hand autographed and authenticated first day cover celebrating a union between the Squadrons Of The RAF with a first day of release of Christmas 1994 hand signed by historic Officer Commander of 10 Squadron which the signature is fully authenticated by the publishers on reverse together with its limited edition number from the series in mint condition. This was specially flown in an amazing military journey before the signings took place -full details of the flight on reverse).