Dorman Long & Co was a UK steel producer, later diversifying into bridge building. The company was once listed on the London Stock Exchange.
Tyne Bridge
Sydney Harbour Bridge and Opera House
Dorman Long coal and water tower
Image: Omdurman,old bridge
Losh, Wilson and Bell, later Bells, Goodman, then Bells, Lightfoot and finally Bell Brothers, was a leading Northeast England manufacturing company, founded in 1809 by the partners William Losh, Thomas Wilson, and Thomas Bell.
Watercolour painting by John Bell of the Bell Ironworks under construction at Port Clarence, c. 1853
Lowthian Bell, by Frank Bramley. National Railway Museum, York
Losh, Wilson and Bell constructed the approaches for the Newcastle-Gateshead High Level Bridge, c. 1852
Cornish beam engine, Springhead Pumping Station: 90" engine by Bells Lightfoot