Cacheted philatelic cover commemorating the STS-61-C mission, postmarked January 12, 1986. Features the STS-61-C mission insignia depicting the Space Shuttle Columbia. Includes an accompanying notecard with information on the Columbia's maiden voyage…
Cacheted philatelic cover commemorating the STS-51-B mission, postmarked April 29, 1985. Features the STS-51-B mission insignia depicting the Space Shuttle Challenger and onboard Spacelab 3. Includes an accompanying notecard with information about…