Columbia subject headings:
Muslims--Sudan (Region)--Biography.
Nationalists--Sudan (Region)--Biography.
Sudan (Region)--History--19th century.
Tal, Umar, 1794?-1864.
Harvard subject headings:
Islam--Mali empire--Biography.
Mali (Empire)--History.
Mali (Empire)--Kings and rulers--Biography.
Takrur Empire--History
Takrur Empire--Kings and rulers--Biography.
Tal, Umar, 1794?-1864
Tijānīyah--Africa, West--History.
Umarian Jihad, 1852-1863.
Princeton subject headings: