Now showing: Portugal - Postage stamps (1990 - 1999) - 1 stamps.
1998
The 100th Anniversary of the Discovery of Radium by Marie Curie
1. červen WM: Žádný Design: Carlos Delfim Leitão. Engraving: Imprensa Nacional Casa da Moeda. Perforation: 11¾ x 12
![[The 100th Anniversary of the Discovery of Radium by Marie Curie, type BFF]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Portugal/Postage-stamps/BFF-s.jpg)