France 2016: Pair of Personalized stamps "40 years CONCORDE Paris - Washington, London - Washington 1976" (CO-RET65-66P)

CO-RET65-66P: FRANCE 2016 - Pair of personalized stamps “40 years since the first commercial flights of the supersonic Concorde Paris - Washington DC and London - Washington DC 1976 / Philatelic exhibition at the European Parliament in Strasbourg, May 8, 2016”

Priority Letter 20g “1st Paris - Washington DC” + Priority Letter 20g “1st London - Washington DC”

Adhesives in mint condition

Rare