Airmail - The 9th Postal Union of Americas and Spain Congress, Mexico City 1966
Most látható: Mexikó - Postaköltség bélyegek - 1966 - Airmail - The 9th Postal Union of Americas and Spain Congress, Mexico City - 2 bélyegek.
Most látható: Mexikó - Postaköltség bélyegek - 1966 - Airmail - The 9th Postal Union of Americas and Spain Congress, Mexico City - 2 bélyegek.
![[Airmail - The 9th Postal Union of Americas and Spain Congress, Mexico City, típus AOZ]](https://www.stampworld.com/media/catalogue/Mexico/Postage-stamps/AOZ-s.jpg)
![[Airmail - The 9th Postal Union of Americas and Spain Congress, Mexico City, típus APA]](https://www.stampworld.com/media/catalogue/Mexico/Postage-stamps/APA-s.jpg)
