sentences:  They had both been apprenticed to Black, Hawthorn & Co of Gateshead, builders of railway locomotive and marine engines.The new Midland Engine Works was situated on Jack Lane in Hunslet, Leeds within sight of many of the great engineering companies of Leeds, e.g.Hudswell Clarke, Hunslet Engine Co. Manning Wardle, John Fowler & Co. and Kitson & Co.