Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 140,320 pages of information and 227,382 images on early companies, their products and the people who designed and built them.
1797 Established a lead works in Newcastle: Locke, Blackett and Co
1802 John Locke, merchant, of the Minories, London
c.1818 William James Lancaster (1802-66) joined Locke's business
1854 the name of the firm was changed to Locke, Lancaster and Co