Portugalsko
Zobrazujú sa: Portugalsko - Poštové známky (1853 - 2024) - 1 známky.
1973
Conference for Economic Productivity
11. apríl WM: nikto Dizajn: José Cândido Rytina: Lito Nacional Perforácia: 14½
![[Conference for Economic Productivity, typ QQ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/QQ-s.jpg)
![[Conference for Economic Productivity, typ QR]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/QR-s.jpg)
![[Conference for Economic Productivity, typ QS]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/QS-s.jpg)
