Name
- British Overseas Airways Corporation, 1939-197410
- Imperial Airways, 1924-19396
- Adviser to the Government of Bahrain, 1926-19575
- Ministry of Civil Aviation, 1945-19535
- Emir of Dubai, Āl Maktūm dynasty, 1833-2
- Indian Political Service, External Affairs Department, 1937-19472
- King of Bahrain, 1783-2
- Koninklijke Luchtvaart Maatschappij, airline, 1919-2
- Pan American World Airways, 1927-19912
- Political Agent, Trucial Coast, 1939-19712
- Quarantine Medical Officer, Bahrain, Early 20th century-Mid 20th century2
- Royal Air Force, 1918-2
- Air BP, 1926-1
- Air Ministry, 1918-19641
- Ala Littoria, Italian national airline, 1934-19431
- American Express Company, 1850-1
- Assistant Political Agent, Bahrain, c 1926-c 19501
- British Legation to Saudi Arabia, 1930-19471
- British Legation, Damascus, Mid 20th century1
- Cable and Wireless Ltd, 1929-19811