Severný Vietnam
Zobrazujú sa: Severný Vietnam - Oficiálne známky (1953 - 1968) - 2 známky.
1966
Rual Mail Service
1. júl WM: nikto Perforácia: 11
![[Rual Mail Service, typ M]](https://www.stampworld.com/media/catalogue/North-Vietnam/Official-stamps/M-s.jpg)
![[Rual Mail Service, typ N]](https://www.stampworld.com/media/catalogue/North-Vietnam/Official-stamps/N-s.jpg)
1968
Postage Stamp & Official Stamp No. 36 Overprinted "TEM NOI BO"
WM: nikto Perforácia: 11
