Danmark
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1963
The 50th Anniversary of Niels Bohr's Atomic Theory
21. november WM: Inga storlek på arket: 50 Design: Viggo Bang Gravyr: Czeslaw Slania Perforering: 12¾
![[The 50th Anniversary of Niels Bohr's Atomic Theory, Typ ES]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Denmark/Postage-stamps/ES-s.jpg)
![[The 50th Anniversary of Niels Bohr's Atomic Theory, Typ ES1]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Denmark/Postage-stamps/ES1-s.jpg)
![[The 50th Anniversary of Niels Bohr's Atomic Theory, Typ ES2]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Denmark/Postage-stamps/ES2-s.jpg)
