Note 35 — Chapter XI · THE SPREAD OF ISLAM IN AFRICA.
Reading edition
Becker, Geschichte des östlichen Sūdān, p. 162–3. Blau, p. 322. Oppel, p. 289. At the close of the fourteenth century ʻUmar b. Idrīs moved his capital to the west of Lake Chad in the territory of Bornu, by which name the kingdom of Kanem became henceforth known. ↑