Name
- Foreign Office, 1782-19682
- Air Ministry, 1918-19641
- Baghdad Railway, 1903-1
- China National Aviation Company, 1937-1
- Director of Civil Aviation in India, Mid 20th century1
- Eurasia Aviation Corporation, 1925-19431
- French Embassy, London, 1814-1
- Government of France, Third Republic, 1871-19401
- Government of India, Foreign and Political Department, 1783-19371
- Government of India, Industries and Labour Department, 1924-1937?1
- Government of Italy, 1861-19221
- Imperial Airways, 1924-19391
- India Office, Economic Department, 1921-19471
- Indian Political Service, 1937-19471
- Indian Political Service, External Affairs Department, 1937-19471