Mongoolia
Praegu kuvatakse: Mongoolia - postmargid (1924 - 2024) - 1 margid.
1976
Airmail - The 40th Anniversary of Mongolian Meteorological Office
20. märts WM: mitte ükski perforatsioon: 12 x 11½
![[Airmail - The 40th Anniversary of Mongolian Meteorological Office, Tüüp AIV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Mongolia/Postage-stamps/AIV-s.jpg)
