Airmail - The 100th Anniversary of Polytechnic School 1973 1975
Viser nu Guatemala - Post frimærker - 1975 - Airmail - The 100th Anniversary of Polytechnic School 1973 - 1 frimærker.
1975
Airmail - The 100th Anniversary of Polytechnic School 1973
14. januar VM: Ingen Perforeringer: 11½
![[Airmail - The 100th Anniversary of Polytechnic School 1973, type YL]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Guatemala/Postage-stamps/YL-s.jpg)
