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 138,848 pages of information and 225,307 images on early companies, their products and the people who designed and built them.

H. A. Byworth and Co

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of 19 and 21 Heddon Street, Regent Street, London, W1. (1922)

Ditto Address. Telephone: Regent 5248 and 6591. Cables: "Gemmaceous, London". (1947)

  • 1922 Listed Exhibitor - British Industries Fair. Finest Quality Gem-set Diamond, Sapphire, Emerald, Ruby, and Pearl Rings, Brooches, Necklaces, Bracelets, Earrings, etc., made to original and exclusive designs. (Stand Nos. E.22 and E.29) [1]
  • 1947 Listed Exhibitor - British Industries Fair. Manufacturers of Fine Jewellery and Dealers in Precious Stones. (Olympia, Ground Floor, Stand No. E.1714) [2]


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