This United States stamp collection features the Scott #C16 with a VF grade, and includes used stamps 15, 5, 6, 8, and 10. These stamps are in excellent condition, and are ready for your collection. The certification for these stamps is uncertified, and they are perfect for any stamp collector looking to expand their United States back of book air mail collection. Don't miss out on the opportunity to add these beautiful stamps to your collection.