Official FDC of NASA’s Johnson Space Center stamp club, 6.5 x 3.5, postmarked May 21, 1981, signed in ink and felt tip by seven Space Shuttle astronauts, including three from the Challenger disaster. Signers are: Judy Resnik, Ronald McNair, Ellison Onizuka, Karl Henize, Mike Mullane, Bob Overmyer, and Fred Gregory. In fine condition. Pre-certified Zarelli Space Authentication.
Terms and abbreviations used in our descriptions.