Paul Calle Signed Lithograph \"The Conquest of Space\" w/ Stamps - COA For Sale

Approximate size is 21 1/4 x18 The Certificate of Authenticity reads:This is to certify that The Conquest of Space Commemorative was issued on the 10th anniversary of man\'s first step on the moon in a total edition limited to 15,000 world-wide. It is further certified that this commemorative includes a mint-quality specimen of every official stamp issued by the United States Postal Service.I hereby certify that the color lithograph included as part of this commemorative is an original work of art. I further certify that I personally hand-signed this lithograph. Paul Calle
The bottom edges of picture has shadows not defects.