China, Peoples Rep.
Now showing: China, Peoples Rep. - Postage stamps (1949 - 2024) - 2 stamps.
18. March WM: None Perforation: 11¼ x 11
![[National Science Conference, type BBT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/BBT-s.jpg)
![[National Science Conference, type BBU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/BBU-s.jpg)
![[National Science Conference, type BBV]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/BBV-s.jpg)
18. March WM: None Sheetsize: 3 Design: Dentelure figurée Perforation: Printed
![[National Science Conference, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/1412-b.jpg)
