1975 Space Apollo Soyuz Block of 4 10c Postage Stamps - MNH, OG - Scott 1569

On July 15, 1970 at the Kennedy Space Center the USPS recognized the Apollo-Soyuz, the first mission undertaken by Russian and American astronauts in a joint, peaceful quest into outer space. Issued as an attached pair, these stamps illustrate the main objective of the mission, which was a successful docking in space.