STB033 This is a stunning Concorde collectors official limited edition first day cover hand which was a limited edition of just 23 and reverse states "Certified 20 of 23" signed by historic Concorde veteran Captain David Leney where his signature rests perfectly accompanying the special hand commemorative franks with full hallmarking of the series on reverse (see image 2) in absolute brand new mint condition. You wont source better.
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