NASA research pilot (1926–1993) selected as an astronaut for the United States Air Force X-20 Dyna-Soar program in April 1960. After the Dyna-Soar program was canceled in 1963, he remained a NASA research pilot and flew the X-15 rocket plane. Thompson’s flown kneeboard checklist for X-15 flights. Hardcover spiral-bound checklist measures 5 x 5.5, with Thompson’s name on an affixed label on the front and two snaps on the back cover to be attached to his flight suit. Inside bears a total of 23 pages, listing various procedures, with several pages bearing pencil notations by Thompson. Procedures include: a Pre-Flight Checklist (notated); Takeoff; Pre-Launch (at 45,000 feet); and an Emergency Launch and Pilot Ejection While Mated procedure. Thompson has added notes on six of the pages, including several to the pre-launch, including one of which reads, “Disengage roll-check ASAS-on; Re-engage roll & ASAS.” In fine condition. Any X-15 flown item is uncommon, especially such vital, and potentially life-saving, materials. Pre-certified Steve Zarelli and RR Auction COA.
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