Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 143,348 pages of information and 230,027 images on early companies, their products and the people who designed and built them.
of Bath Road, Slough, Bucks (now Berks). Telephone: Burnham 500. Cables: "Hanovia, Slough". Showrooms: 3 Victoria Street, London, SW1
1947 Listed Exhibitor - British Industries Fair. Manufacturers of Ultraviolet Radiation Equipment for scientific, medical and technological applications. Fluorescence Analysis Laboratory Lamps. Alpine Sun, Centrosol, Kromayer Medical Lamps. Air Sanitation Discharge Tubes. "Sollux" Infrared Lamps. (Olympia, Ground Floor, Stand No. E.1785) 
The company is still in Slough and has its own website: