Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 138,194 pages of information and 223,451 images on early companies, their products and the people who designed and built them.
of Slough, Buckinghamshire. Telephone: Slough 504. Telegraphic Address: "Blacdeck, Slough"
1937 Listed Exhibitor - British Industries Fair. Portable Electric Drills, Screw Drivers, Nut Runners, Tapper, Bench Portable and Die Grinders, Van Dorn Valve Reconditioning Method, Electric Polishers. Complete range of High Cycle Tools for heavy production work. (Stand No. Cb.923) 
1945 Of Harmondsworth, Middlesex.