Muri Bhalissa: Tonga - Timbri uffiċjali (1970 - 1979) - 12 bolol.
24. February WM: Xejn Perforazzjoni: Imperforated
![[Airmail - Olympic Games - Montreal, Canada - Inscription "FIRST PARTICIPATION OLYMPICS" - Self-Adhesive, Tip AK]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AK-s.jpg)
![[Airmail - Olympic Games - Montreal, Canada - Inscription "FIRST PARTICIPATION OLYMPICS" - Self-Adhesive, Tip AK1]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AK1-s.jpg)
![[Airmail - Olympic Games - Montreal, Canada - Inscription "FIRST PARTICIPATION OLYMPICS" - Self-Adhesive, Tip AK2]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AK2-s.jpg)
29. May WM: Xejn Perforazzjoni: Imperforated
![[Airmail - The 200th Anniversary of the Declaration of Independence - Self-Adhesive, Tip AL]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL-s.jpg)
![[Airmail - The 200th Anniversary of the Declaration of Independence - Self-Adhesive, Tip AL1]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL1-s.jpg)
![[Airmail - The 200th Anniversary of the Declaration of Independence - Self-Adhesive, Tip AL2]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL2-s.jpg)
25. August WM: Xejn Perforazzjoni: Imperforated
![[Airmail - The 150th Anniversary of Christianity in Tonga - Self-Adhesive, Tip AM]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AM-s.jpg)
![[Airmail - The 150th Anniversary of Christianity in Tonga - Self-Adhesive, Tip AM1]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AM1-s.jpg)
![[Airmail - The 150th Anniversary of Christianity in Tonga - Self-Adhesive, Tip AM2]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AM2-s.jpg)
1. November WM: Xejn Perforazzjoni: Imperforated
![[Airmail - The 100th Anniversary of the Treaty of Friendship with the German Empire - Official Stamp of 1973 Overprinted - Self-Adhesive, Tip AL3]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL3-s.jpg)
![[Airmail - The 100th Anniversary of the Treaty of Friendship with the German Empire - Official Stamp of 1973 Overprinted - Self-Adhesive, Tip AL4]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL4-s.jpg)
![[Airmail - The 100th Anniversary of the Treaty of Friendship with the German Empire - Official Stamp of 1973 Overprinted - Self-Adhesive, Tip AL5]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL5-s.jpg)
