现在展示： 英属圭亚那 - （通用）邮票 (1850 - 1966) - 4 邮票.
1965
The 100th Anniversary of I.T.U.
17. 五月 窗口管理器: 5 筛孔: 11 x 11½
![[The 100th Anniversary of I.T.U., 类型 CM]](https://www.stampworld.com/media/catalogue/British-Guiana/Postage-stamps/CM-s.jpg)
![[The 100th Anniversary of I.T.U., 类型 CM1]](https://www.stampworld.com/media/catalogue/British-Guiana/Postage-stamps/CM1-s.jpg)
1965
The 20th Anniversary of the United Nations
25. 十月 窗口管理器: 5 筛孔: 14½
![[The 20th Anniversary of the United Nations, 类型 CN]](https://www.stampworld.com/media/catalogue/British-Guiana/Postage-stamps/CN-s.jpg)
![[The 20th Anniversary of the United Nations, 类型 CN1]](https://www.stampworld.com/media/catalogue/British-Guiana/Postage-stamps/CN1-s.jpg)
