Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,410 pages of information and 211,625 images on early companies, their products and the people who designed and built them.
Newton Brothers of Alfreton Road, Derby.
1899 Company founded.
1920 October. Exhibited at the Commercial Motor Exhibition at Olympia with a 3.5 ton electric vehicle with a tipping body. 
1928 Public company formed as Haslam and Newton
1935 Name changed.
1937 Electrical engineers and manufacturers, specialists in aircraft generators. 
1961 Specialist electrical engineers and manufacturers of automatic and transistorised voltage regulators, rotary transformers, and converters, HP alternators, motor generators and other specialised electrical equipment.