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

Firth-Brown Electric Steel Melting Plant

Firth brown - railway axles

Firth brown - railway locomotive and wagon tyres

Firth Brown - experimental steel melting furnace attached to the Research Laboratories

Firth Brown - a laboratory devoted to the hard carbide fast-cutting alloys