Guinea-Bissau
Praegu kuvatakse: Guinea-Bissau - postmargid (1974 - 2018) - 1 margid.
1976
Airmail - The 100th Anniversary of the Universal Postal Union
12. september WM: mitte ükski perforatsioon: 11
![[Airmail - The 100th Anniversary of the Universal Postal Union, Tüüp ]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guinea-Bissau/Postage-stamps/0036-b.jpg)
