Portugalia
Prezentat acum: Portugalia - Timbre poştale (1853 - 2024) - 1 timbre.
1979
Noise Protection
14. Martie WM: Niciunul Design: Duarte Nuno Simões. Gravură: Imprensa Nacional Casa da Moeda. Perforare: 13½
![[Noise Protection, Tip ZH]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/ZH-s.jpg)
![[Noise Protection, Tip ZI]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/ZI-s.jpg)
![[Noise Protection, Tip ZJ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/ZJ-s.jpg)