Name
- British Legation, Tehran, c 1836-19444
- Foreign Office, 1782-19684
- Trans-Iranian Railway, 1927-4
- Ambassador of France to the United Kingdom, Early 18th century-2
- Ambassador of the Russian Empire to the United Kingdom, 1706-19172
- Baghdad Railway, 1903-2
- Persian Railways Syndicate, 1911-19392
- Secretary of State for Foreign Affairs, 1782-19682
- Société Internationale d'Etudes du Chemin de fer Transpersan, 1912-early 20th century2
- Baring Brothers and Company Limited, 1891-19951
- British Consul, Seistan and Kain, 1903?-1935?1
- British Consulate, Aleppo, 19th century-20th century1
- British Consulate, Beirut, 19th century-20th century1
- Committee of Imperial Defence, Standing Official Sub-Committee for Questions Concerning the Middle East, 1930-19391
- Finance Minister, Ottoman Empire, 1837-19221
- General Post Office, 1660-19691
- Government of India, 1834-19471
- Government of Iran, Pahlavi dynasty, 1925-19791
- HM Ambassador to Germany, 1871-19491
- HM Ambassador to Iran, 1807-19801