Guinée-Bissau
Montre maintenant: Guinée-Bissau - Timbres-Poste (1974 - 2018) - 1 Timbres-poste.
1990
International Stamp Exhibition "BELGICA '90" - Brussels, Belgium
1. juin WM: Aucun Perforation: 14¼
![[International Stamp Exhibition "BELGICA '90" - Brussels, Belgium, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guinea-Bissau/Postage-stamps/0776-b.jpg)