Praegu kuvatakse: Sao Tome ja Principe - postmargid (1950 - 1959) - 2 margid.
1958
World's Fair - Brussels, Belgium
15. juuli WM: mitte ükski perforatsioon: 12 x 11½
![[World's Fair - Brussels, Belgium, Tüüp BZ]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/BZ-s.jpg)
1958
The 6th Congress on Tropical Medicine
25. september WM: mitte ükski perforatsioon: 13
![[The 6th Congress on Tropical Medicine, Tüüp CA]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/CA-s.jpg)
