Name
- Adviser to the Government of Bahrain, 1926-19576
- Government of Bahrain, Āl Khalīfa dynasty, 1783-2
- Koninklijke Luchtvaart Maatschappij, airline, 1919-2
- Ala Littoria, Italian national airline, 1934-19431
- Anglo-Iranian Oil Company Limited, 1909-19541
- Belgrave, Charles Dalrymple, Knight, British advisor to the Government of Bahrain, 1894-19691
- British Overseas Airways Corporation, 1939-19741
- Cable and Wireless Ltd, 1929-19811
- Foreign Office, 1782-19681
- Government of Bahrain, Food Controller, 1940?-1944?1
- Government of India, Posts and Telegraphs Department, c 1877-19471
- IOR/R/15/2/1751
- Imperial Airways, 1924-19391
- King of Bahrain, 1783-1
- Office International d'Hygiène Publique, 1907-19461
- Pan American World Airways, 1927-19911
- The Times, British newspaper, 1785-1
- Trans World Airlines, 1925-20011
- Āl Khalīfah, Ḥamad bin ‘Īsá, Hakim of Bahrain, 1872-19421