Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 146,105 pages of information and 231,598 images on early companies, their products and the people who designed and built them.
of Granville Works, Sylvester Street, Sheffield
founded by John Lockwood who took out his first trademark in 1767.
1856 Lockwood Brothers, merchants & table knife, sheep shear, file, edge tool, joiner's tool, steel, &c. mfrs. 7 4 Arundel street, & Spital hill