Guinea - Space Probes - Mint Stamp S/S MNH - 7B-933

This is a beautiful souvenir sheet, issued by Guinea in 2008, depicting the Messenger space probe's missions to the planet Mercury. Featured on the sheet are the Mercury Surface, Space Environment, Geochemistry and Ranging (MESSENGER) NASA spacecraft, the planet Mercury, Delta II space launch system, and a brief written description of the spacecraft's assembly at the Johns Hopkins University Applied Physics Laboratory. The sheet is Post Office fresh, mint never hinged, and F/VF.