Name
- Air Ministry, 1918-196450
- Foreign Office, 1782-196842
- Political Resident, Persian Gulf, 1822-197134
- Indian Political Service, External Affairs Department, 1937-194728
- HM Ambassador to Afghanistan, 1922-22
- Commonwealth Relations Office, 1947-196621
- Afghan Air Force, 1924-17
- Imperial Airways, 1924-193915
- Royal Air Force, 1918-14
- British Overseas Airways Corporation, 1939-197410
- Ministry of Civil Aviation, 1945-195310
- Political Agent, Bahrain, 1905-19719
- Government of India, Foreign and Political Department, 1783-19378
- AHQ, Iraq, 1941-19555
- HM Ambassador to Iran, 1807-19805
- Hawker Aircraft Limited, 1920-19635
- Government of India, Foreign Secretary, 1843-19374
- HM Ambassador to Iraq, 1932-4
- Military Attaché, Kabul, 20th century4
- Political Agent and Consul, Muscat, 1861-19714