Now showing: Portuguese Guinea - Postage stamps (1880 - 1973) - 1 stamps.
1965
The 100th Anniversary of International Telecommunications Union
17. May WM: None Perforation: 14¼
![[The 100th Anniversary of International Telecommunications Union, type CS]](https://www.stampworld.com/media/catalogue/Portuguese-Guinea/Postage-stamps/CS-s.jpg)
