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