Name
- Foreign Office, 1782-196826
- Government of Persia, Qājār dynasty, 1794-192517
- Government of India, 1834-194716
- HM Ambassador to Iran, 1807-19809
- Political Resident, Persian Gulf, 1822-19719
- Political Agent and Consul, Muscat, 1861-19718
- Aden Boundary Commission, 1902?-19056
- Sultan of Muscat and Oman, Āl Bū Sa‘īd Dynasty, 1861-19706
- Government of the Russian Empire, 1721-19175
- Admiralty, 1708-19644
- Anglo-Iranian Oil Company Limited, 1909-19543
- British Legation, Tehran, c 1836-19443
- Government of Iran, Pahlavi dynasty, 1925-19793
- Shāh of Persia, Qājār dynasty, 1794-19253
- Civil Commissioner, Mesopotamia, 1917-19202
- East India Company, Court of Directors, Secret Committee, 1683?-18572
- Emir of Mohammerah, c 1800-19362
- Emir of Najd, 1824-18912
- Government of Bombay, Political Department, 1754-1934?2
- Government of India, Foreign and Political Department, 1783-19372