The 30th International Geological Conference, Beijing 1996
Now showing: China, Peoples Rep. - Postage stamps - 1996 - The 30th International Geological Conference, Beijing - 1 stamps.
Now showing: China, Peoples Rep. - Postage stamps - 1996 - The 30th International Geological Conference, Beijing - 1 stamps.
![[The 30th International Geological Conference, Beijing, type CYH]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/CYH-s.jpg)
