Rāda: Portugāles Gvineja - Pastmarkas (1880 - 1973) - 1 marka.
1965
The 100th Anniversary of International Telecommunications Union
17. maijs SV: Neviens Perforēšana: 14¼
![[The 100th Anniversary of International Telecommunications Union, veids CS]](https://www.stampworld.com/media/catalogue/Portuguese-Guinea/Postage-stamps/CS-s.jpg)
