Tchad
Montre maintenant: Tchad - Timbres-Poste (1922 - 2021) - 1 Timbres-poste.
1973
Airmail - The 500th Anniversary of the Birth of Nicholas Copernicus, 1473-1543
31. mars WM: Aucun Perforation: 13
![[Airmail - The 500th Anniversary of the Birth of Nicholas Copernicus, 1473-1543, type PF]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Chad/Postage-stamps/PF-s.jpg)