Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 129,103 pages of information and 204,065 images on early companies, their products and the people who designed and built them.
of 72 Wigmore Street, London, W
1704 Company established.
1911 Incorporated as a private limited company.
1914 Electrical and scientific instrument makers. Specialities: X-ray and electro-medical apparatus. 
1915 Russell Wright of the company applied for and was granted a licence to make a high tension voltmeter (patented by Bauer of Germany) for use with X-Ray tubes
1937 Voluntary liquidation