Vietnam
Praegu kuvatakse: Vietnam - postmargid (1976 - 2024) - 1 margid.
1986
The 11th World Federation of Trades Unions Congress, Berlin
16. september WM: mitte ükski perforatsioon: 12½
![[The 11th World Federation of Trades Unions Congress, Berlin, Tüüp ADT]](https://www.stampworld.com/media/catalogue/Vietnam/Postage-stamps/ADT-s.jpg)
