Name
- Anglo-Iranian Oil Company Limited, 1909-19541
- Banī Bū Ḩasan, Tribe, 19th century-1
- Banī Bū ‘Alī, Tribe, 19th century-1
- Bell, Gertrude Margaret Lowthian, archaeologist, 1868-19261
- Bent, James Theodore, traveller and antiquary, 1852-18971
- British Agent and Consul General, Jeddah, 1919-19301
- Cairo Intelligence Department, Arab Bureau, Iraq Section, 1916-19202
- Civil Commissioner, Mesopotamia, 1917-19202
- Council of Ministers, Muscat and Oman, Early 20th century - Mid 20th century4
- Emir of Ja‘alān, Early 20th century - Mid 20th century1
- Financial Advisor to the Sultan of Muscat, 1924?-1933?1
- Foreign Office, 1782-19682
- French Consul, Muscat, 1894-19201
- Hedgcock, Stuart Edwin, army officer and political officer, 1894-19661
- Jam of Las Bela, c 1742-19551
- Khan of Kalāt, rulers of Kalāt, 1666-19551
- King of Hejaz and Najd, 1927-19321
- Ministry of Finance, Muscat and Oman, Early 20th century - Mid 20th century1
- Muscat Regiment, 1921-1
- Persian Gulf Political Residency, 1822-19714