PIONEER JUPITER MISSION FIRST DAY COVER FOR SALE: Click on the image text to return to where you were on the Space and Flight Collectibles Page.
 

Scott #1556 Pioneer Jupiter Mission First Day Cover

Scott #1556 Pioneer Jupiter Mission TUPEX Cover

Scott #1556 Pioneer Jupiter Mission Plate Block
#1556 Pioneer Jupiter Mission First Day Cover, TUPEX Cover and Plate Block - All 3 for $5.50