This is a beautiful souvenir sheet, issued by Comoros Islands in 2008, featuring famous aviators and their planes. Included on the sheet are United States Air Force test pilot Chuck Yeager, the Bell X-1 "Glamorous Glennis" rocket plane aircraft, the Breguet 14 French biplane bomber World War I aircraft, French aviator Jean Mermoz, and famous pilot Wiley Post. The sheet is Post Office fresh, mint never hinged, and F/VF.