FLOWN Apollo 7 sterling silver medallion. Approx.1 in. diameter, semi-circular, featuring the mission emblem with crew names and on the reverse side an engraving of the mission launch date, Oct. 11, 1968. The medallion is serial number 18 and is one of the Robbins series made for the Apollo astronauts. [With:] Typed letter signed by Walter Cunningham. (2)