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 148,470 pages of information and 233,895 images on early companies, their products and the people who designed and built them.

Reliance Controls

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of Drake's Way, Swindon

Successor of Reliance Manufacturing Co (Southwark)

1964 Booker Group formed a joint venture, Booker Bowmar Ltd, with Bowmar Instrumentation Corporation of USA; Reliance Controls of Walthamstow, maker of helical potentiometers, became part of Booker Bowmar[1]

1968 Helical potentiometers [2]

See Also


Sources of Information

  1. The Times, Jun 08, 1964
  2. The Engineer of 5th January 1968 p43