Name
- Air Ministry, 1918-196417
- Political Resident, Persian Gulf, 1822-197117
- Foreign Office, 1782-196814
- Imperial Airways, 1924-193912
- Commonwealth Relations Office, 1947-196611
- British Overseas Airways Corporation, 1939-197410
- Ministry of Civil Aviation, 1945-19539
- Indian Political Service, External Affairs Department, 1937-19477
- Political Agent, Bahrain, 1905-19714
- HM Ambassador to Afghanistan, 1922-3
- HM Ambassador to Iraq, 1932-3
- Political Agent and Consul, Muscat, 1861-19713
- Sultan of Muscat and Oman, Āl Bū Sa‘īd Dynasty, 1861-19703
- Deutsche Luft Hansa, airline, 1926-19452
- Emir of Sharjah, al-Qāsimī dynasty, 1866-2
- HM Ambassador to Iran, 1807-19802
- International Civil Aviation Organization, 1947-2
- Junkers, aircraft manufacturer, 1895-19692
- Ministry of External Affairs, India, 1947-2
- Political Agent, Kuwait, 1904-19612