Näytetään: Tonga - Viralliset merkit (1960 - 1969) - 2 postimerkit.
1966
Airmail - Postage Stamp of 1961 Surcharged & Overprinted "1866 CENTENARY 1966 - TUPOU COLLEGE - SECONDARY EDUCATION"
18. kesäkuu VM: 1 Perforaatio: 14½ x 13½
![[Airmail - Postage Stamp of 1961 Surcharged & Overprinted "1866 CENTENARY 1966 - TUPOU COLLEGE - SECONDARY EDUCATION", tyyppi E]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/E-s.jpg)
![[Airmail - Postage Stamp of 1961 Surcharged & Overprinted "1866 CENTENARY 1966 - TUPOU COLLEGE - SECONDARY EDUCATION", tyyppi E1]](https://www.stampworld.com/media/catalogue/Tonga/Official-stamps/E1-s.jpg)
