Cambridge, Parham and Webb
of St Philips' Iron Works, Bristol
formerly Cambridge and Parham
1876 Exhibitor at the Royal Agricultural Show at Birmingham with a 3 hp vertical engine and boiler.
1876 Exhibitor at the Smithfield Club Show with a vertical engine and boiler mounted on wheels.
1876 Vertical engines and boilers 
1877 Vertical engines, horse gears, Cambridge rollers, and harrows exhibited at the Royal Agricultural Society’s Show at Liverpool in 1877 
1878 Partnership change. '... the Partnership heretofore subsisting between us the undersigned, Edmund Parham and William Robert Webb, lately carrying on business at the Saint Philip's Iron Works, Saint Philip's Marsh, in the city of Bristol, as Engineers and Agricultural Machinists, under the style or firm of Cambridge, Parham, and Webb, has been dissolved, by mutual consent...'