Flown fabric American flag, 5.75 x 4, flown aboard the Space Shuttle Columbia during its inaugural flight on April 12-14, 1981. Flag is detached from its 8.5 x 11 certificate, which reads “Presented to Janet S. Bonder…in recognition of the significant contribution you made to the success of the mission.” Certificate also bears printed signatures of shuttle astronauts John Young and Bob Crippen. In very good to fine condition, with toning to the edges of the certificate and to the flag, which has become detached from the mount due to dried adhesive.