The 40th Anniversary of Mongolian People's Revolution 1961
Now showing: China, Peoples Rep. - Postage stamps - 1961 - The 40th Anniversary of Mongolian People's Revolution - 2 stamps.
Now showing: China, Peoples Rep. - Postage stamps - 1961 - The 40th Anniversary of Mongolian People's Revolution - 2 stamps.
![[The 40th Anniversary of Mongolian People's Revolution, type XI]](https://www.stampworld.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/XI-s.jpg)
![[The 40th Anniversary of Mongolian People's Revolution, type XJ]](https://www.stampworld.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/XJ-s.jpg)
