Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 133,813 pages of information and 211,901 images on early companies, their products and the people who designed and built them.
of 52 Queen Victoria Street, London, EC
1914 Engineers and manufacturers of water softening, purifying and filtering plants for town supplies, technical industrial application and boiler feeding. 
Later the company became United Water Softeners