Now showing: China, Peoples Rep. - Postage stamps - 1990 - Scientists - 4 stamps.
10. October WM: None Perforation: 12
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![[Scientists, type XLQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/XLQ-s.jpg)
![[Scientists, type XLR]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/XLR-s.jpg)
![[Scientists, type XLS]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/XLS-s.jpg)
![[Scientists, type XLT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/China,-Peoples-Rep./Postage-stamps/XLT-s.jpg)
