Portugal
Viser nå: Portugal - Postfrimerker (1853 - 2024) - 1 frimerker.
2014
International Year of Crystallography
21. July VM: Ingen Design: Pedro Antunes. Gravering: Imprensa Nacional Casa da Moeda. Perforering: 12
![[International Year of Crystallography, type DSH]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/DSH-s.jpg)
![[International Year of Crystallography, type DSI]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/DSI-s.jpg)
![[International Year of Crystallography, type DSJ]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/DSJ-s.jpg)
![[International Year of Crystallography, type DSK]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/DSK-s.jpg)
![[International Year of Crystallography, type DSL]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/DSL-s.jpg)
