Difference between revisions of "Sheffield Twist Drill and Steel Co"
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[[image:195206AE-Sheffield Twist.jpg|thumb| June 1952.]] | [[image:195206AE-Sheffield Twist.jpg|thumb| June 1952.]] | ||
[[image:195207AE-Sheffield Twist.jpg|thumb| July 1952.]] | [[image:195207AE-Sheffield Twist.jpg|thumb| July 1952.]] | ||
[[image:195208AE-Sheffield Twist.jpg|thumb| August 1952.]] | |||
[[Image:Im19541124AE-Sheff.jpg|thumb| November 1954. ]] | [[Image:Im19541124AE-Sheff.jpg|thumb| November 1954. ]] | ||
[[Image:Im1956M0203-STD.jpg|thumb| January 1956. ]] | [[Image:Im1956M0203-STD.jpg|thumb| January 1956. ]] |
Revision as of 12:20, 18 November 2016
Makers of engineers cutting tools, of Summerfield Street, Sheffield 11.
1913 Company formed: Sheffield Twist Drill Co
1923 London office in Mansion House Chambers, 11 Queen Victoria-street, E.C.[1]
1937 Small tool manufacturers. "Dorclax", "Dormer", "Dormerex" Twist Drills. [2]
1940 Advert for Dormer twist drills. [3]
1945 Advert for Dormer twist drills and small tools. [4]
1947 Public company.
1961 Manufacturers of "Dormer" twist drills, reamers, end mills, milling cutters, taps and dies, and machine tools. 1,250 employees. [5]
1972 Amalgamated with Aldridge Tool (Holdings)[6]
See Also
Sources of Information
- ↑ The Engineer 1923/08/10
- ↑ 1937 The Aeroplane Directory of the Aviation and Allied Industries
- ↑ Mechanical World Year Book 1940. Published by Emmott and Co of Manchester. Advert p194
- ↑ Mechanical World Year Book 1945. Published by Emmott and Co of Manchester. Advert p77
- ↑ 1961 Dun and Bradstreet KBE
- ↑ The Times, Jun 30, 1972