This Scott #3417a sheet of 20 stamps is a must-have for any serious stamp collector. With a denomination of 33 cents and a face value of 6.60, this sheet features stamps from the 1991-2000 era, all of which were printed in the United States. The quality of these stamps is Mint Never Hinged/MNH, and they are categorized as VF/XF (Very Fine/Extremely Fine).The topic of this sheet is Philatelic, and it is uncertified. Although it is not a modified item, this sheet is a great addition to any collection. So, if you're looking for a high-quality sheet of stamps to add to your collection, this Scott #3417a sheet is the perfect choice. I will combine shipping. Thank you for looking.