Mongolia
Viser nå: Mongolia - Postfrimerker (1924 - 2024) - 1 frimerker.
1973
The 100th Anniversary of World Meteorological Organization
26. February VM: Ingen Perforering: 12¼ x 11¼
![[The 100th Anniversary of World Meteorological Organization, type AAZ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Mongolia/Postage-stamps/AAZ-s.jpg)
