Airmail - The 40th Anniversary of Mongolian Meteorological Office 1976
Now showing: Mongolia - Postage stamps - 1976 - Airmail - The 40th Anniversary of Mongolian Meteorological Office - 1 stamps.
1976
Airmail - The 40th Anniversary of Mongolian Meteorological Office
20. March WM: None Perforation: 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)