Vietnam
Montre maintenant: Vietnam - Timbres-Poste (1976 - 2024) - 1 Timbres-poste.
1991
The 25th Anniversary of Research Institute of Posts and Telecommunications
17. septembre WM: Aucun Taille de la feuille: 25 Gravure: Vu Kim Lien Perforation: 13
![[The 25th Anniversary of Research Institute of Posts and Telecommunications, type BCD]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Vietnam/Postage-stamps/BCD-s.jpg)
