Portugal
Now showing: Portugal - Postage stamps (1853 - 2024) - 1 stamps.
1976
The International Stamp Exhibition in Philadelphia
29. May WM: None Sheetsize: 100 Design: Serviços Artísticos dos CTT Engraving: Litografia Nacional Perforation: 14½
![[The International Stamp Exhibition in Philadelphia, type UP]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/UP-s.jpg)
![[The International Stamp Exhibition in Philadelphia, type UQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/UQ-s.jpg)
![[The International Stamp Exhibition in Philadelphia, type UR]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/UR-s.jpg)
