US stamps Mint Pane of 20(forever stamp) Mercury Project/Mission
Brand New
STAMPS OF THE COUNTRY OF UNITED STATES MINT NEVER HINGED MERCURY PROJECT AND MESSENGER MISSION STAMP PANE OF 20 45CENT STAMPS ISSUED IN 2011.THE TWO HISTORIC MISSIONS DEPICTED ON THESE STAMPS "SHEPARD'S MERCURY FLIGHT AND "MESSENGER'S ORBIT OF MERCURY FRAME A REMARKABLE FIFTY-YEAR PERIOD OF AMERICAN'S SPACE EXPLORATION. FIRST CLASS RATE FOREVER STAMPS WAS ISSUED FOR THIS OCCASION.
