Library, Brown-Firth Research Laboratories, Princess Street (junction with Blackmore Street, Attercliffe)

Corrosion laboratoriesBrown-Firth Research Laboratories, Princess Street (junction with Blackmore Street, Attercliffe)

Henry McLaren (1879 - 1953), The Second Baron Aberconway, CBE, Chairman of Firth Brown

A. J. Grant, Managing Director, Firth Brown

Firth Brown and Co Ltd - 6,000 ton forging press

Firth Brown and Co Ltd - 4,000 ton forging press

The high density wind tunnel built for aeronautical research at the National Physical Laboratory by John Brown and Co

The world's largest hollow forging, 70 tons in weight, 50 feet long and 6 feet in diameter

The world's largest hollow forging, 70 tons in weight, 50 feet long and 6 feet in diameter en route for Trinidad where it was used for the refining of petrol

Royal visit of Duchess of York (later Queen Elizabeth) to Atlas and Norfolk Works of Firth Brown