Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,170 pages of information and 233,417 images on early companies, their products and the people who designed and built them.
of 50 Oxgate Lane, Cricklewood, London, NW2. Telephone: Gladstone 1064-8. Cables: "Addmulcor, London". London Showrooms: 29 Kingsway. Branch and Agency Showrooms in every principal city of the world. (1937)
1901 Company founded.
1910 Became private company.
1932 Name changed.
1947 British Industries Fair Advert as Manufacturers of Addressing and Listing Machines. "Multigraph" Letterpress Process Duplicating Machines. "Multilith" Lithographic Process duplicating Machines. (Office Appliances Section - Olympia, Ground Floor, Stand No. C.1533a) 
1961 Manufacturers of addressing and duplicating machines. 
1973 Design Journal - Architectural Building Supplies: A plastics tray for holding pencils, compasses, etc., for fitting to the bottom edge of a drawing board so that the instruments are always close to hand. Made by the Admel Division, Hemel Hempstead, Hertfordshire. 
1974 Design Journal - Architectural Building Supplies: A range of self-adhesive dyeline films. Made by the Admel Division, Hemel Hempstead, Hertfordshire. 
1975 Importer of diazo or vesicular Microfilm.