Sharp, Stewart & Co. (Atlas Works)

Sharp, Stewart and Co. was one of the most prolific British locomotive manufacturers of the Victorian era, operating first from the Atlas Works in Manchester (1843–1888) and then from a purpose-built Atlas Works at Springburn in Glasgow until its 1903 amalgamation into the North British Locomotive Company. Tracing its lineage through Sharp Brothers and ultimately Sharp, Roberts and Co. to 1823, the firm maintained one of the longest unbroken traditions in British locomotive manufacture across the critical decades from the earliest railway age through to the late Victorian peak of British locomotive exports.

Sharp Stewart supplied locomotives to an exceptionally wide range of British and international customers, its standard contractor designs and competitive pricing making it a natural choice for railways that needed reliable motive power without the expense of bespoke design. British customers included the Lancashire and Yorkshire Railway, the Caledonian Railway, and the Highland Railway — for which Sharp Stewart built the original fifteen Jones Goods 4-6-0 engines of 1894, Britain's first 4-6-0 locomotives. The firm also built contract batches for the LNWR under Francis Webb and supplied locomotives to railways across India, South America, Africa, and Australasia in the quantities that the great Victorian export trade demanded.

The 1888 move from Manchester to Springburn in Glasgow — where the firm built the new Atlas Works alongside the existing Neilson and Dübs operations — positioned Sharp Stewart at the heart of what was becoming the locomotive manufacturing capital of the British Empire. The 1903 amalgamation with Neilson Reid and Dübs to form the North British Locomotive Company was a logical conclusion to this concentration, and the Atlas Works at Springburn continued in production as one of NBL's three sites until the company's closure in 1962.