Portugal
Viser nå: Portugal - Postfrimerker (1853 - 2024) - 1 frimerker.
1973
Conference for Economic Productivity
11. April VM: Ingen Design: José Cândido Gravering: Lito Nacional Perforering: 14½
![[Conference for Economic Productivity, type QQ]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/QQ-s.jpg)
![[Conference for Economic Productivity, type QR]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/QR-s.jpg)
![[Conference for Economic Productivity, type QS]](https://www.stampworld.com/media/catalogue/Portugal/Postage-stamps/QS-s.jpg)
