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English: Hawker Siddeley is an aircraft manufacturer in the United Kingdom. The company was merged into British Aerospace in 1977.
This category has the following 11 subcategories, out of 11 total.
- ► Blackburn Aircraft (49 C)
- ► De Havilland (9 C, 1 P)
- ► Folland Aircraft (1 C)
- ► Gloster (2 C)