See also Cairoan on Wikipedia, Cairoan on Wiktionary, and the Encyclopædia Britannica, 1st edition, disclaimer. It is actually located at 35° 40′ N., 10° 6′ E.
CAIROAN, a town of the kingdom of Tunis in Africa, situated on the river Magrida, about eighty miles south of Tunis: E. long. 9°, N. lat. 36°.