.
*** SIGNED BY JOHN CREIGHTON, RICHARD MULLANE, PIERRE THUOT, JOHN CASPER, DAVID HILMERS IN BEAUTIFUL BLACK INK.
*** VINTAGE STS-36 ATLANTIS DEPARTMENT OF DEFENSE MISSION KENNEDY SPACE CENTER FEB 29TH, 1990 COVER ENVELOPE.
*** SIGNATURE & COVER ENVELOPE IN BEAUTIFUL CONDITION.
*** JSA AUTHENTICATION COA WITH MATCHING SERIAL NUMBER STICKER INCLUDED.