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 142,918 pages of information and 228,821 images on early companies, their products and the people who designed and built them.

E-V Ltd

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E-V Ltd

1956 Company established by Camp Bird to make microphones, loud speakers and gramophones designed by the US Electro-Voice Inc. Shares owned 75% by Camp Bird and 25% by Electro-Voice[1].

1957 Said to be formerly Sapphire Bearings Ltd[2].

1958 Advent of stereophony had caused the business problems but these had been overcome[3].

See Also


Sources of Information

  1. The Times, 4 July 1956
  2. The Times, 9 November 1957
  3. The Times, 1 December 1958