Airmail - U.N. Declaration of Nations' Economic Rights and Duties 1975
Sýni: Mexíkó - Venjuleg frímerki - 1975 - Airmail - U.N. Declaration of Nations' Economic Rights and Duties - 1 frímerki.
Sýni: Mexíkó - Venjuleg frímerki - 1975 - Airmail - U.N. Declaration of Nations' Economic Rights and Duties - 1 frímerki.
![[Airmail - U.N. Declaration of Nations' Economic Rights and Duties, tegund AYR]](https://www.stampworld.com/media/catalogue/Mexico/Postage-stamps/AYR-s.jpg)
