Mauritanie
Montre maintenant: Mauritanie - Timbres-Poste (1906 - 2018) - 1 Timbres-poste.
1978
Airmail - International Stamp Exhibition "ESSEN '78" - Essen, West Germany, and International Stamp Exhibition "PHILEXAFRIQUE '79" - Libreville, Gabon
1. novembre WM: Aucun Perforation: 12¼ x 12½
![[Airmail - International Stamp Exhibition "ESSEN '78" - Essen, West Germany, and International Stamp Exhibition "PHILEXAFRIQUE '79" - Libreville, Gabon, type XQT]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Mauritania/Postage-stamps/XQT-s.jpg)
![[Airmail - International Stamp Exhibition "ESSEN '78" - Essen, West Germany, and International Stamp Exhibition "PHILEXAFRIQUE '79" - Libreville, Gabon, type XQU]](https://swmedia-4cd6.kxcdn.com/media/catalogue/Mauritania/Postage-stamps/XQU-s.jpg)