Chad — Description and travel — Audiobooks
The exploration of Tibesti, Erdi, Borkou, and Ennedi in 1912-1917 : a mission entrusted to the author by the French Institute
by Jean Tilho
L'Afrique centrale française : Récit du voyage de la mission
by Auguste Chevalier, Mission Chari-Lac Tchad (1902-1904)