Tanzania Scott #1826 MNH S/S UFOs CV$9+
Tanzania Scott #1845 MNH S/S Space Exploration CV$9+
Tanzania Scott #2536 MNH PAIR Sputnik CV$4+ 408532
Tanzania Scott #353 MNH Peaceful Use of Space UN CV$10+ os1
Tanzania Scott #998 MNH SHEET of 8 Great Women of the 20th Century CV$13+