Columbia subject headings:
Oman--History.
Oman--Politics and government--19th century.
Tribal government--Oman--History.
Tribes--Oman--History.
ʻAbrī, Muḥsin ibn Zahrān, 1805 or 1806-1820 or 1821--Correspondence.
Harvard subject headings:
Oman--History--19th century--Sources.
Tribes--Oman--Politics and government--19th century.
ʻAbrī, Muhṣin bin Zahrān.
Princeton subject headings:
Oman--History--19th century--Sources.
Tribes--Oman--Politics and government--19th century.
ʻAbrī, Muhṣin bin Zahrān.