Original color chart, 36 x 10.25, titled in the lower left, “Mercury Orbit Chart MOC-6. 1st Edition—February 1963, Published by the USAF,” picturing all 22 orbits planned for Gordon Cooper's Earth orbit mission. Rolled and in fine condition, with a few scattered creases, almost all to top border. RR Auction COA.
Terms and abbreviations used in our descriptions.