The 100th Anniversary of the Czech Astronomical Society 2017
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2017
The 100th Anniversary of the Czech Astronomical Society
8. November WM: None Sheetsize: 50 Design: Vladimír Suchánek Engraving: Aucun (offset) Perforation: 12½
![[The 100th Anniversary of the Czech Astronomical Society, type AJE]](https://www.stampworld.com/media/catalogue/Czech-Republic/Postage-stamps/AJE-s.jpg)
