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 148,489 pages of information and 233,926 images on early companies, their products and the people who designed and built them.

Derby Crown Glass Co

From Graces Guide

Jump to: navigation, search

Derby Crown Glass Company

  • 1916 Started to manufacture optical glass; the only company which had been making it in the UK up to then had been Chance Brothers and Co[3].
  • 1921 Charles Parsons, who was interested in acoustics and in optics, in addition to his other businesses, and organized a special department for the production of searchlight reflectors at Heaton, acquired a controlling interest in the optical firm of Ross Ltd, of Clapham, where he improved the methods of glass-grinding. He also purchased the Derby Crown Glass Co to improve the basic glass. The Parsons Optical Glass Co produced many different types of glass for optical purposes.

See Also


Sources of Information

  1. Glass-Making in England, by H. J. Powell
  2. Glass-Making in England, by H. J. Powell
  3. The Times, 5 February 1921
  4. The Times, 9 January 1919