The 40th Anniversary of Mongolian People's Revolution 1961
Visar nu: Kina, Folkrepubliken - Postfrimärken - 1961 - The 40th Anniversary of Mongolian People's Revolution - 2 frimärken.
Visar nu: Kina, Folkrepubliken - Postfrimärken - 1961 - The 40th Anniversary of Mongolian People's Revolution - 2 frimärken.
![[The 40th Anniversary of Mongolian People's Revolution, Typ XI]](https://www.stampworld.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/XI-s.jpg)
![[The 40th Anniversary of Mongolian People's Revolution, Typ XJ]](https://www.stampworld.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/XJ-s.jpg)
