USPS 20 Different U.S. 3 Cent Plate Blocks of Four Stamps. All at Least 57 Years Old

USPS 20 Different U.S. 3 Cent Plate Blocks of Four Stamps. All at Least 57 Years Old

Stamp Collectors! Nice Large Lot Of 100 Vintage Mint Us Postage Stamps All Stamps Are New, Mint Condition ~ Each Packet Is Different! (Reference Picture Only)