Rāda: Čada - Pastmarkas (1980 - 1989) - 3 marka.
1980
The 20th Anniversary of African Air Safety Organization (ASECNA)
20. februāris SV: Neviens Perforēšana: 12½
![[The 20th Anniversary of African Air Safety Organization (ASECNA), veids WC]](https://www.stampworld.com/media/catalogue/Chad/Postage-stamps/WC-s.jpg)
![[The 20th Anniversary of African Air Safety Organization (ASECNA), veids WC1]](https://www.stampworld.com/media/catalogue/Chad/Postage-stamps/WC1-s.jpg)
![[The 20th Anniversary of African Air Safety Organization (ASECNA), veids WC2]](https://www.stampworld.com/media/catalogue/Chad/Postage-stamps/WC2-s.jpg)
