Mongoolia
Praegu kuvatakse: Mongoolia - postmargid (1924 - 2024) - 1 margid.
1999
The 125th Anniversary of the Universal Postal Union - Introduction of the Post-rider System by Ogodei Khan
9. oktoober WM: mitte ükski perforatsioon: 12½
![[The 125th Anniversary of the Universal Postal Union - Introduction of the Post-rider System by Ogodei Khan, Tüüp ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Mongolia/Postage-stamps/3002-b.jpg)
