Name
- Foreign Office, 1782-196827
- Political Resident, Persian Gulf, 1822-197121
- Anglo-Iranian Oil Company Limited, 1909-195411
- HM Ambassador to Saudi Arabia, 1930-10
- Under Secretary of State for the Colonies, United Kingdom, 1854-196610
- Petroleum Division, 1929-19709
- Political Agent, Bahrain, 1905-19719
- King of Saudi Arabia, 1932-8
- Government of Persia, Qājār dynasty, 1794-19257
- King of Bahrain, 1783-6
- Persian Railways Syndicate, 1911-19396
- Petroleum Concessions Limited, 1935-6
- British Legation, Tehran, c 1836-19445
- Eastern and General Syndicate Limited, oil company, 1920-19395
- Government of Iran, Pahlavi dynasty, 1925-19795
- HM Ambassador to Iran, 1807-19805
- HM Chargé d'Affaires to Jeddah, 1930-Mid 20th century5
- Indian Political Service, External Affairs Department, 1937-19475
- Political Agent, Kuwait, 1904-19615
- Admiralty, 1708-19644