This set of four plate blocks includes a total of 80 US postage stamps with a denomination of 8 cents each. The stamps were issued in 1973 and depict historical events in multi-color. They are in mint never hinged/fine-very fine condition and come with no certification. The plate blocks have not been used and have been well-preserved over the years. The blocks feature the numbers 1476, 1477, 1478, and 1479. This item is perfect for collectors of US postage stamps or those interested in historical events. The plate blocks are categorized under Plate Blocks/Multiples, United States, and Stamps. They were manufactured in the United States and are ready to be added to your stamp collection.