Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 135,192 pages of information and 215,398 images on early companies, their products and the people who designed and built them.
General Engine and Boiler Co of Union Court, London and later of Hatcham Ironworks, Pomeroy Street, New Cross, London SE.
1876 Exhibitor at the Smithfield Club Show with some of their 'Express' horizontal engines. 
1877 Partnership changed to W. H. Northcott, E. Northcott and E. Frampton
1898 Partnership changed to W. H. Northcott and E. Frampton.
1904 Incorporated as a Limited company.
1914 Specialities: Air Compressing Machinery including specially high pressure plant for Torpedo Service, Refrigerating Machinery, Capstans, Small Machine Tools, High-speed and other Steam Engines, Motor Car Engines, Gears and Parts. 
1922 High-pressure air compressors, reservoirs and fittings, motor car and lorry gears and parts, machine work and special machinery.