Põhja - Vietnam
Praegu kuvatakse: Põhja - Vietnam - postmargid (1946 - 1976) - 1 margid.
1971
The 50th Anniversary of Mongolian People's Republic
25. detsember WM: mitte ükski perforatsioon: 11
![[The 50th Anniversary of Mongolian People's Republic, Tüüp UL]](https://www.stampworld.com/media/catalogue/North-Vietnam/Postage-stamps/UL-s.jpg)
