Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,396 pages of information and 233,518 images on early companies, their products and the people who designed and built them.
of Hopwood Street Mill, Preston
1868 Company founded.
1914 Engine Packing Manufacturers, Electrical Insulation Materials, Mica Manufacturers and Importers. Specialities: Canadian Amber Mica Cutters and Splitters. Employees 100 to 120. 
1917 Advert for Mica. 
1917 Advert. Steam engine and hydraulic packings. 
1919 Advert for Mica. 
1927 Advert for Mica, Leatheroid, Vulcanised fibre etc. 
1937 Mica, micanite, bakelitem leatheroid, presspahn manufacturers. "Bakelaque" Insulating Materials. 
1939 Became private company.
1960 Advert for Mica, Leatheroid, Vulcanised fibre etc. 
1961 Manufacturers of electrical insulation and engine packings. 130 employees.