J. and W. J. Smith
of St. Lawrence Iron Works, Newcastle-upon-Tyne
1856 Advertisement. 'J. AND W. J. SMITH, St. Lawrence Iron Works, Newcastle-upon-Tyne, Engineers, Ironfounders, Manufacturers of every description of Boilers, Gasometers, Bridges, Roofs, Tanks, &c. Fixed and Portable Cranes, Hydraulic Engines and Presses, Crushing Mills, Morter Mills, Coal Tubs, &c. Gas Works fitted compete'[1]
1856 November. Business for sale.[2]
1862 St Lawrence Iron Works for sale.[3]
St. Lawrence Iron Works later occupied by T. Toward and Co