Columbia subject headings:
Yemen (Republic)--History--18th century.
Harvard subject headings:
Yemen (Republic)--History--18th century--Chronology.
Yemen (Republic)--History--18th century.
Princeton subject headings:
Ibn Khayrāt, Muḥammad ibn Aḥmad, -1771.
Yemen--History--18th century.
Yemen--Kings and rulers--Biography.