High Duty Alloys
of 81 Buckingham Avenue, Trading Estate, Slough
1920s Company founded by Wallace Charles Devereux to develop high strength alloys
1937 Aluminium alloys and Hiduminium. "Hiduminium" Aluminium Alloy.[2]
1939 See Aircraft Industry Suppliers
By 1960 was a Hawker Siddeley company (also see advert)
presumably later HDA Forgings, maker of aluminium alloy forgings[3]
See Also
Sources of Information
- ↑ Oxford Junior Encyclopaedia. Volume VIII. Engineering. Oxford University Press, 1955.
- ↑ * 1937 The Aeroplane Directory of the Aviation and Allied Industries
- ↑ 1985 HS Annual report