Guinea Bissau
Now showing: Guinea Bissau - Postage stamps (1974 - 2018) - 1 stamps.
1977
Airmail - The 25th Anniversary of Regency of Queen Elizabeth II
15. October WM: None Perforation: 13½
![[Airmail - The 25th Anniversary of Regency of Queen Elizabeth II, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guinea-Bissau/Postage-stamps/0106-b.jpg)