Name
- Foreign Office, 1782-19686
- Baghdad Railway, 1903-5
- British Legation, Tehran, c 1836-19445
- Trans-Iranian Railway, 1927-5
- Secretary of State for Foreign Affairs, 1782-19683
- Ambassador of France to the United Kingdom, Early 18th century-2
- Ambassador of the Russian Empire to the United Kingdom, 1706-19172
- Baillie, Charles Wallace Alexander Napier Ross, 2nd Baron Lamington, politician and colonial administrator, 1860-19402
- British Consul, Seistan and Kain, 1903?-1935?2
- British Consul, Shiraz, 19th century-19522
- British Legation to Saudi Arabia, 1930-19472
- HM Ambassador to Iran, 1807-19802
- HM Ambassador to the Ottoman Empire, 1583-19142
- Imperial Government of the Ottoman Empire, 1908-19182
- Persian Railways Syndicate, 1911-19392
- Political Resident, Persian Gulf, 1822-19712
- Preece, John Richard, diplomat, 1843-19172
- Société Internationale d'Etudes du Chemin de fer Transpersan, 1912-early 20th century2
- The Times, British newspaper, 1785-2
- Baring Brothers and Company Limited, 1891-19951