UNUSUAL EARLY UNMANNED APOLLO 3 Saturn 1-B Launch Official NASA Cachet in Red ; KSC AUG 25, 1966

THIS COVER HAS TWO PANAMA STAMPS . ONE IS FRANKED NEXT TO USA KENNEDY STAMP. ONLY 10,700 ENVELOPES RECEIVED THE OFFICIAL NASA RED CACHET AND THE FRANKED PANAMA STAMP CREATES 

UNUSUAL COLLECTER'S PIECE.

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