all stamps : Stamps for sale - Guinea Bissau
Now showing: Guinea Bissau - Postage stamps (1974 - 2018) - 2 stamps.
1977
Airmail - The 75th Anniversary of Nobel Prizes
27. July WM: None Perforation: 13½
![[Airmail - The 75th Anniversary of Nobel Prizes, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guinea-Bissau/Postage-stamps/0092-b.jpg)
1977
Airmail - The 75th Anniversary of Nobel Prizes
27. July WM: None Perforation: 13½
![[Airmail - The 75th Anniversary of Nobel Prizes, type ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guinea-Bissau/Postage-stamps/0092-b.jpg)