Name
- Foreign Office, 1782-19685
- HM Ambassador to Iran, 1807-19804
- Government of Iran, Pahlavi dynasty, 1925-19793
- Government of Persia, Qājār dynasty, 1794-19253
- Anglo-Iranian Oil Company Limited, 1909-19542
- British Legation, Tehran, c 1836-19442
- Civil Commissioner, Mesopotamia, 1917-19202
- Admiralty Commission on the Persian Oilfields, 1913-19141
- Admiralty, 1708-19641
- Bank Melli Iran, 1928-1
- British Bank of Iran and the Middle East, 1889-19521
- Commander of the Mesopotamia Expeditionary Force, 1914-19201
- Department of State, United States, 1789-1
- Délégation Nationale Arménienne, Armenian national liberation movement, 1912-1923?1
- Emir of Mohammerah, c 1800-19361
- France, Ministry of Foreign Affairs, 1791-20071
- French Embassy, London, 1814-1
- General Headquarters, Egyptian Expeditionary Force, 1916?-1919?1
- Geological Survey of India, 1851-1
- Government of India, 1834-19471