The 350th Anniversary of the Death of Johannes Kepler, 1571-1630 1980
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1980
The 350th Anniversary of the Death of Johannes Kepler, 1571-1630
21. November VM: Ingen Perforering: 12
![[The 350th Anniversary of the Death of Johannes Kepler, 1571-1630, type DWE]](https://www.stampworld.com/media/catalogue/Hungary/Postage-stamps/DWE-s.jpg)
