Available for purchase is a 4 stamp sheet, issued by Central Africa in 2013, depicting the supersonic aircraft Tupolev Tu-144, Lockheed SR-71 Blackbird, Aardvark F111, and the Mikooyan MiG-31. The sheet is Post Office fresh, mint never hinged, and F/VF. Click here to visit my eBay Store for other auctions and Direct Sale items:
