Τόνγκα
Τώρα εμφανίζεται Τόνγκα - Επίσημα γραμματόσημα (1893 - 1996) - 1 Γραμματόσημα.
1972
Airmail - Flags & Map - Inscription "Proclamation of Sovereignty - MINERVA REEFS - JUNE 1972" - Self-Adhesive
9. Δεκέμβριος WM: Κανένα Διάτρηση: Imperforated
![[Airmail - Flags & Map - Inscription "Proclamation of Sovereignty - MINERVA REEFS - JUNE 1972" - Self-Adhesive, τύπος Z]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/Z-s.jpg)
![[Airmail - Flags & Map - Inscription "Proclamation of Sovereignty - MINERVA REEFS - JUNE 1972" - Self-Adhesive, τύπος Z1]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/Z1-s.jpg)
![[Airmail - Flags & Map - Inscription "Proclamation of Sovereignty - MINERVA REEFS - JUNE 1972" - Self-Adhesive, τύπος Z2]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/Z2-s.jpg)
