Airmail - The 100th Anniversary of U.P.U. 1974
Sýni: Paragvæ - Venjuleg frímerki - 1974 - Airmail - The 100th Anniversary of U.P.U. - 3 frímerki.
1974
Airmail - The 100th Anniversary of U.P.U.
20. mars WM: Ekkert Leturgröftur: Lito. Nacional. Porto. Portugal. Götun: 14
![[Airmail - The 100th Anniversary of U.P.U., tegund BDE]](https://www.stampworld.com/media/catalogue/Paraguay/Postage-stamps/BDE-s.jpg)
![[Airmail - The 100th Anniversary of U.P.U., tegund BDF]](https://www.stampworld.com/media/catalogue/Paraguay/Postage-stamps/BDF-s.jpg)
![[Airmail - The 100th Anniversary of U.P.U., tegund BDG]](https://www.stampworld.com/media/catalogue/Paraguay/Postage-stamps/BDG-s.jpg)
