Space Rendezvous of Gemini VI and VII (in 1965) 1966-1968
Regular and Airmail Stamps (May 3, 1966)
Sc 544 / YT 552
Sc 545 / YT 553
Sc 546 / YT 554
Sc 547 / YT 555
Sc C263 / YT PA332
Sc C264 / YT PA333
Sc C265 / YT PA334
10th Winter Olympic Games Grenoble 1968 (April 19, 1968)
Sc 584 / YT 602
Sc C296 / YT PA373
Sc C297 / YT PA374
Sc C298 / YT PA375