Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,143 pages of information and 233,681 images on early companies, their products and the people who designed and built them.
of Hockmore Street, Cowley, Oxford (later rename Between Towns Road).
1868 Company founded - presumably Oxfordshire Steam Ploughing Co
1915 Private company. Perhaps Oxford Steam Plough Co
1924 Name changed - presumably John Allen and Sons (Oxford) Ltd. Offered the Allen road scarifier.
1948 Captain James John Cullimore Allen, governing director, was awarded OBE
1961 Agricultural mechanical, electrical and general engineers and public works contractors. 300 employees.