Muri Bhalissa: British Guiana - Bolol tal-posta (1960 - 1966) - 4 bolol.
17. May WM: 5 Perforazzjoni: 11 x 11½
![[The 100th Anniversary of I.T.U., Tip CM]](https://www.stampworld.com/media/catalogue/British-Guiana/Postage-stamps/CM-s.jpg)
![[The 100th Anniversary of I.T.U., Tip CM1]](https://www.stampworld.com/media/catalogue/British-Guiana/Postage-stamps/CM1-s.jpg)
25. October WM: 5 Perforazzjoni: 14½
![[The 20th Anniversary of the United Nations, Tip CN]](https://www.stampworld.com/media/catalogue/British-Guiana/Postage-stamps/CN-s.jpg)
![[The 20th Anniversary of the United Nations, Tip CN1]](https://www.stampworld.com/media/catalogue/British-Guiana/Postage-stamps/CN1-s.jpg)
