Muri Bhalissa: Trinidad u Tobago - Bolol tal-posta (1970 - 1979) - 4 bolol.
18. November WM: 3 Perforazzjoni: 13½ x 14½
![[The 100th Anniversary of UPU, Tip GS]](https://www.stampworld.com/media/catalogue/Trinidad-And-Tobago/Postage-stamps/GS-s.jpg)
![[The 100th Anniversary of UPU, Tip GT]](https://www.stampworld.com/media/catalogue/Trinidad-And-Tobago/Postage-stamps/GT-s.jpg)
2. December WM: 3 Perforazzjoni: 14½
![[Circumnavigation of the "Humming Bird", Tip GQ]](https://www.stampworld.com/media/catalogue/Trinidad-And-Tobago/Postage-stamps/GQ-s.jpg)
![[Circumnavigation of the "Humming Bird", Tip GR]](https://www.stampworld.com/media/catalogue/Trinidad-And-Tobago/Postage-stamps/GR-s.jpg)
