Grace's Guide To British Industrial History

Registered UK Charity (No. 115342)

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 162,370 pages of information and 244,505 images on early companies, their products and the people who designed and built them.

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.

Tektronix

From Graces Guide
June 1955. Oscilloscopes Type 545 and 541.
1975.
1975.
1975.
1976. Telequipment S22.
1976.
1983.

of Harpenden

1974 Entered the calculator market with the Tek31 and Tek21 desk calculators.

See Also

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Sources of Information