Flown American flag, 5.75 x 4.5, that was carried aboard the Space Shuttle Discovery during its April 1990 mission that launched the Hubble telescope. The flag is affixed to its 11 x 14 presentation certificate, which states: “In recognition of contributions made to the Hubble Space Telescope program, this United States flag flown aboard Discovery on the STS-31 mission is awarded to Richard King.” The certificate bears printed signatures of Richard Truly and Lennard A. Fisk. In fine condition. Richard Sinclair King, known as ‘Dickey,’ worked as a mathematician at NASA Goddard Space Flight Center for 35 years.