US Stamp - 2006 Wonders of America - 40 Stamp Sheet - Scott #4033-72 New sheet of (40) stamps (catalog #s 4033-72) no longer sold by USPS. Plate #/position varies. Features 40 images of superlative achievements across America with descriptions on the back Perfect gift for birthdays and many other occasions Great for raffles, conference giveaways, fan clubs, fundraisers, souvenirs. Collectors item. High quality item professionally packaged in a white Stay Flat envelope.