Portugal
Viser nå: Portugal - Postfrimerker (1853 - 2024) - 1 frimerker.
2015
The 150th Anniversary of the Laws of Mendelian Inheritance by Gregor Johann Mendel, 1822-1884
4. August VM: Ingen Arkstørrelse: 50 Design: Atelier Design Gravering: (Design: Atelier Design&etc / Elizabete Fonseca) Perforering: 13
![[The 150th Anniversary of the Laws of Mendelian Inheritance by Gregor Johann Mendel, 1822-1884, type DWN]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/DWN-s.jpg)
![[The 150th Anniversary of the Laws of Mendelian Inheritance by Gregor Johann Mendel, 1822-1884, type DWO]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/DWO-s.jpg)
