Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 132,841 pages of information and 210,602 images on early companies, their products and the people who designed and built them.
of 613 Australia House, London, WC2. Telephone: Temple Bar 2122/3. Telegraphic Address: "Clarsteamo, 'Phone, London"
of Sharman Works, Hitchen (1945)
of Fetter Lane, London EC4 (1951)
1930 Patent on steam generators or water heaters, with Howard John Fountain, the first of around 20 patents
1932 Patent on improvements in steam generators or water heaters with William John Niven.
1935 Reduction in capital
1937 Advert in British Industries Fair Catalogue. One of two Clarkson Patent Timble Tube Silencer Boilers for new L.M.S. 3-car articulated Diesel Train, similar to Boilers used by G.W. Railway, Netherlands, Danish, Spanish, Canadian and Irish Railways. (Engineering/Metals/Quarry, Roads and Mining/Transport Section - Stand Nos. D.501 and D.400)
1944 Patent - Improvements in steam generators or water heaters.
1951 Patent - Improvements in thimble tube boilers.