Airmail - The 40th Anniversary of Mongolian Meteorological Office 1976
Viser nu Mongoliet - Post frimærker - 1976 - Airmail - The 40th Anniversary of Mongolian Meteorological Office - 1 frimærker.
1976
Airmail - The 40th Anniversary of Mongolian Meteorological Office
20. marts VM: Ingen Perforeringer: 12 x 11½
![[Airmail - The 40th Anniversary of Mongolian Meteorological Office, type AIV]](https://www.stampworld.com/media/catalogue/Mongolia/Postage-stamps/AIV-s.jpg)
