This is a set of 20 Classic American Aircraft First Day Covers with Limited Edition Cachets designed by Joe Ryan. Each cover is signed and numbered on the back. This is set 24 of 39 made. Or use keyword Zayix in your search to see all my items. Please Follow Us by clicking the Heart next to our name and subscribe to our newsletter.New subscribers receive a 20% Discount on their next order. American Philatelic Society (APS #216063). American Society of Polar Philatelists. United Postal Stationery Society (UPSS). Please notify us in advance before returning an item. This item is in the category "Stamps\United States\Covers\FDCs (1951-Now)\1991-2000". The seller is "zayix" and is located in this country: US. This item can be shipped worldwide.