Grace's Guide

British Industrial History

Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 142,972 pages of information and 229,026 images on early companies, their products and the people who designed and built them.

Fearns Calculators

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of Gateshead.

1974 Developed the "Metripak" calculator that was considered a breakthrough in imperial, metric and SI units with accuracies of up to six figures.[1]

See Also

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Sources of Information

  1. The Engineer 1974/01/17