Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,395 pages of information and 211,465 images on early companies, their products and the people who designed and built them.
of 27, 28 and 29 Northampton Square, London. (1922)
Ditto Address. Telephone: Clerkenwell 4486 and 4336. T.A.: "Tortashell, Smith, London". (1929)
1922 Listed Exhibitor - British Industries Fair. Manufacturers of Tortoiseshell, Silver, Ivory, Ebony Goods of every description, Toilet Sets, Manicure Sets, Jewel Caskets, Smokers' Requisites, Hair Ornaments, Earrings, etc. (Stand No. D.21) 
1929 Listed Exhibitor - British Industries Fair. Manufacturers of Tortoiseshell, Silver, Ivory and Shagreen Goods of every description. Brush Sets, Manicure Sets, Jewel Caskets. Table Mirrors, Smokers' Requisites, Photo Frames, etc. (Stand No. J.53) 
1938 Acquired by Puddefoot, Bowers and Simonett.