British Tabulating Machine Co Ltd
Other Business Names:
- Tabulator Ltd
- International Business Machines
- IBM
- Tabulating Machine Co
- Powers Samas
- International Computers & Tabulators Ltd
- International Computers Ltd
Locations city-town / local authority / county1974 / region-state / country:
- Letchworth, Hertfordshire, Hertfordshire, East of England, England
Sectors:
-
Information processing equipment production
Business machine production
-
Information processing equipment production
Computer hardware equipment production
Notes:
Traced origins to 1904 when established as The Tabulator Ltd which in 1907 was reorganised as British Tabulating Machine Co Ltd, London. Initially marketed punched hole card machines in Britain and its Empire made by Tabulating Machine Co of USA. TMC traced its origins to the business of Herman Hollerith in the 1880s and was subsequently known as International Business Machines (IBM). Established plant at Letchworth and started to develop and manufacture own equipment including code breaking machines, 1939-45. Agreements with IBM ended 1949. 1959 merged with its chief UK competitor, Powers Samas, to form International Computers & Tabulators Ltd. 1964 acquired the computer interests of Ferranti. Known as International Computers Ltd from 1968 following merger with the computer interests of English Electric Co Ltd
Publications:
- British Tabulator. Golden jubilee issue by Unknown
- ICL. A business and technical history by Campbell-Kelly, Martin
- Short History ... of the Company ... who Manufacture and Market Hollerith Punch Card Accounting Machines by Unknown
Groups:
Other Business Names:
- Tabulator Ltd
- International Business Machines
- IBM
- Tabulating Machine Co
- Powers Samas
- International Computers & Tabulators Ltd
- International Computers Ltd
Locations city-town / local authority / county1974 / region-state / country:
- Letchworth, Hertfordshire, Hertfordshire, East of England, England
Sectors:
- Information processing equipment production Business machine production
- Information processing equipment production Computer hardware equipment production
Notes:
Traced origins to 1904 when established as The Tabulator Ltd which in 1907 was reorganised as British Tabulating Machine Co Ltd, London. Initially marketed punched hole card machines in Britain and its Empire made by Tabulating Machine Co of USA. TMC traced its origins to the business of Herman Hollerith in the 1880s and was subsequently known as International Business Machines (IBM). Established plant at Letchworth and started to develop and manufacture own equipment including code breaking machines, 1939-45. Agreements with IBM ended 1949. 1959 merged with its chief UK competitor, Powers Samas, to form International Computers & Tabulators Ltd. 1964 acquired the computer interests of Ferranti. Known as International Computers Ltd from 1968 following merger with the computer interests of English Electric Co LtdPublications:
- British Tabulator. Golden jubilee issue by Unknown
- ICL. A business and technical history by Campbell-Kelly, Martin
- Short History ... of the Company ... who Manufacture and Market Hollerith Punch Card Accounting Machines by Unknown