Environmental Protection 1977
Now showing: Portugal - Postage stamps - 1977 - Environmental Protection - 4 stamps.
1977
Environmental Protection
21. March WM: None Sheetsize: 50 Design: Luís Filipe de Abreu Engraving: INCM Perforation: 13½
![[Environmental Protection, type WD]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/WD-s.jpg)
![[Environmental Protection, type WE]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/WE-s.jpg)
![[Environmental Protection, type WF]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/WF-s.jpg)
![[Environmental Protection, type WG]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/WG-s.jpg)
