Firth-Derihon Stampings
Firth-Derihon Stampings Ltd. of Sheffield.
Owned by Thomas Firth and John Brown
1919 Private company.
1937 Drop forgers and stampers. "B N C", "B N D" Alloy Steels. "F.D.V.I." Alloy Steels. [1]
1959 Increased capacity at Darley Dale Works. Large consumer of special steels produced by Thomas Firth and John Brown.[2].
1961 Manufacturers of drop forgings, stampings and pressings in high stress, heat resisting alloys for aircraft and automobile industry and nuclear power stations. 650 employees. [3]
See Also
Sources of Information
- ↑ 1937 The Aeroplane Directory of the Aviation and Allied Industries
- ↑ The Times,29 January 1960
- ↑ 1961 Dun and Bradstreet KBE