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 148,162 pages of information and 233,682 images on early companies, their products and the people who designed and built them.

John Imison

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John Imison ( -1788) was a 'very ingenious mechanic', clock and watch maker, optician, 'philosophical instrument' maker, and author.

He worked in Manchester in the period 1783-85.

1785 Advertisement. Author of the 'School of Arts' and 'An Introduction to Useful Knowledge' offers Sun Dials, Electrical Machines etc.[1]

1785 - at Black Swan Yard, Smithy Door, Manchester, by 1786 he had moved to 58 Haymarket, London.[2]

1787 Wrote The School of Arts. In the context of mechanics, it was possibly the first published work to recommend the epicycloidal form of gear teeth.[3]

1788 August 16th. Died in London and buried St. James', Westminster

See Also


Sources of Information

  1. Manchester Mercury - Tuesday 24 May 1785
  2. [1] Science Museum website
  3. 'A History of Technology and Invention - Progress through the Ages - The Expansion of Mechanization: 1725-1860' Edited by Maurice Daumas, translated by Eileen B. Hennessy, Crown Publishers Inc. First published in France in 1968 as 'Histoire Générale des Techniques', Part 2, Chapter 1, by Maurice Daumas