Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 142,911 pages of information and 228,796 images on early companies, their products and the people who designed and built them.
of 11 Tothill Street, Westminster
1894 Company established by Thomas Ledward and Edward H. Beckett under the title of Ledward and Co.
1902 Incorporated as a limited company.
1907 Advert. Condensers, ejector and evaporative types. 
1914 Engineers. Specialities: steam economy and condensing installations. 
1939 Thomas H. Beckett was governing director.