Montre maintenant: Sao-Tomé-et-Principe - Timbres-Poste (1869 - 2021) - 1 Timbres-poste.
1973
The 100th Anniversary of International Meteorological Organization or WMO-IMO
15. décembre WM: Aucun Perforation: 13
![[The 100th Anniversary of International Meteorological Organization or WMO-IMO, type DN]](https://www.stampworld.com/media/catalogue/Sao-Tome-And-Principe/Postage-stamps/DN-s.jpg)
