Columbia subject headings:
Dar Sila--History.
Dar Sila--Kings and rulers--Biography.
Mohamed Bakhit, sultan of Dar Sila, 1856-1916.
Harvard subject headings:
Dar Sila--History.
Dar Sila--Kings and rulers--Biography.
Mohamed Bakhit, sultan of Dar Sila, 1856-1916.
Princeton subject headings:
Chad--Kings and rulers--Biography.
Chad--Relations--France--History--20th century.
France--Relations--Chad--History--20th century.
Mohamed Bakhit, sultan of Dar Sila, 1856-1916.