The 60th Anniversary of Chinese Geological Society 1982
Visar nu: Kina, Folkrepubliken - Postfrimärken - 1982 - The 60th Anniversary of Chinese Geological Society - 1 frimärken.
Visar nu: Kina, Folkrepubliken - Postfrimärken - 1982 - The 60th Anniversary of Chinese Geological Society - 1 frimärken.
![[The 60th Anniversary of Chinese Geological Society, Typ BSI]](https://www.stampworld.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/BSI-s.jpg)
