Airmail - International Telecommunications Plan Conference, Mexico City 1967
Now showing: Mexico - Postage stamps - 1967 - Airmail - International Telecommunications Plan Conference, Mexico City - 1 stamps.
1967
Airmail - International Telecommunications Plan Conference, Mexico City
15. November WM: 12 Perforation: 14
![[Airmail - International Telecommunications Plan Conference, Mexico City, type AQT]](https://www.stampworld.com/media/catalogue/Mexico/Postage-stamps/AQT-s.jpg)
