Hellas
Viser nå: Hellas - Postfrimerker (1861 - 2024) - 1 frimerker.
1980
Astronomy - The Heliocentric Theory of Aristarchus of Samos
5. May VM: Ingen Perforering: 13¾ x 12¼
![[Astronomy - The Heliocentric Theory of Aristarchus of Samos, type AJX]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Greece/Postage-stamps/AJX-s.jpg)
![[Astronomy - The Heliocentric Theory of Aristarchus of Samos, type AJY]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Greece/Postage-stamps/AJY-s.jpg)
