Rāda: Gvineja-Bisava - Pastmarkas (1990 - 1999) - 11 marka.
27. janvāris SV: Neviens Perforēšana: 13¼
![[Francesco Francia, veids ZZ]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/ZZ-s.jpg)
![[Francesco Francia, veids AAA]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/AAA-s.jpg)
27. janvāris SV: Neviens Perforēšana: 13¼
![[Papal Visit, veids ]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/0775-b.jpg)
1. jūnijs SV: Neviens Perforēšana: 14¼
![[International Stamp Exhibition "BELGICA '90" - Brussels, Belgium, veids ]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/0776-b.jpg)
21. septembris SV: Neviens Perforēšana: 14
![[International Stamp Exhibition "LUBRAPEX '90" - Brasilia, Brazil, veids AAD]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/AAD-s.jpg)
![[International Stamp Exhibition "LUBRAPEX '90" - Brasilia, Brazil, veids AAE]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/AAE-s.jpg)
![[International Stamp Exhibition "LUBRAPEX '90" - Brasilia, Brazil, veids AAF]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/AAF-s.jpg)
21. septembris SV: Neviens Perforēšana: 14
![[International Stamp Exhibition "LUBRAPEX '90" - Brasilia, Brazil, veids ]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/0780-b.jpg)
1. oktobris SV: Neviens Perforēšana: 13
![[World Meteorology Day, veids AAH]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/AAH-s.jpg)
![[World Meteorology Day, veids AAI]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/AAI-s.jpg)
8. novembris SV: Neviens Perforēšana: 14
![[The 40th Anniversary of U.N. Development Program, veids AAJ]](https://www.stampworld.com/media/catalogue/Guinea-Bissau/Postage-stamps/AAJ-s.jpg)
