of Ironside Works, Guildford; of Ryles Mill, Guildford (1909); of Rhide Works, Guildford; of Wood Street, Guildford, Surrey.
Makers of machine tools (lathes, shapers, drilling, and gear-cutting machines), 'Willing Worker' lawn mowers.
1902 Private company. Started making lathes designed by Arthur Drummond.
1913 April. Advert for lathe for re-bushing of engine bearings. Address is Auto Machine Tool Works in Guildford. 
1918 Produced the 'Willing Worker' 3 hp petrol engine.
1920 September. Exhibited at the Machine Tool and Engineering Exhibition at Olympia with a 3.5in lathe. 
1922 Directors: Arthur Drummond, G. H. Hickman, Mrs. M. M. Russell, E. M. Griffiths and A. W. Griffiths. Secretary: J. Eustace.
Interesting snippets from Directors' Minutes Meeting Book to 1923 here.
1948 Company made public.
1961 Precision engineers and manufacturers of multi-tool lathes and gear shaping machines.