The 100th Anniversary of the Death of Roberto Duarte Silva (Chemist), 1837-1889 1989
Now showing: Cape Verde - Postage stamps - 1989 - The 100th Anniversary of the Death of Roberto Duarte Silva (Chemist), 1837-1889 - 1 stamps.
1989
The 100th Anniversary of the Death of Roberto Duarte Silva (Chemist), 1837-1889
2. May WM: None Perforation: 14
![[The 100th Anniversary of the Death of Roberto Duarte Silva (Chemist), 1837-1889, type KK]](https://www.stampworld.com/media/catalogue/Cape-Verde/Postage-stamps/KK-s.jpg)