Τώρα εμφανίζεται Τόνγκα - Επίσημα γραμματόσημα (1970 - 1979) - 12 Γραμματόσημα.
24. Φεβρουάριος WM: Κανένα Διάτρηση: Imperforated
![[Airmail - Olympic Games - Montreal, Canada - Inscription "FIRST PARTICIPATION OLYMPICS" - Self-Adhesive, τύπος AK]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AK-s.jpg)
![[Airmail - Olympic Games - Montreal, Canada - Inscription "FIRST PARTICIPATION OLYMPICS" - Self-Adhesive, τύπος AK1]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AK1-s.jpg)
![[Airmail - Olympic Games - Montreal, Canada - Inscription "FIRST PARTICIPATION OLYMPICS" - Self-Adhesive, τύπος AK2]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AK2-s.jpg)
29. Μάιος WM: Κανένα Διάτρηση: Imperforated
![[Airmail - The 200th Anniversary of the Declaration of Independence - Self-Adhesive, τύπος AL]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL-s.jpg)
![[Airmail - The 200th Anniversary of the Declaration of Independence - Self-Adhesive, τύπος AL1]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL1-s.jpg)
![[Airmail - The 200th Anniversary of the Declaration of Independence - Self-Adhesive, τύπος AL2]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL2-s.jpg)
25. Αύγουστος WM: Κανένα Διάτρηση: Imperforated
![[Airmail - The 150th Anniversary of Christianity in Tonga - Self-Adhesive, τύπος AM]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AM-s.jpg)
![[Airmail - The 150th Anniversary of Christianity in Tonga - Self-Adhesive, τύπος AM1]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AM1-s.jpg)
![[Airmail - The 150th Anniversary of Christianity in Tonga - Self-Adhesive, τύπος AM2]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AM2-s.jpg)
1. Νοέμβριος WM: Κανένα Διάτρηση: Imperforated
![[Airmail - The 100th Anniversary of the Treaty of Friendship with the German Empire - Official Stamp of 1973 Overprinted - Self-Adhesive, τύπος 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, τύπος 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, τύπος AL5]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/AL5-s.jpg)
