Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 136,390 pages of information and 219,138 images on early companies, their products and the people who designed and built them.
The Bradford Machine Tool Co were US machine tool makers
The Bradford Mill Company was founded c.1840 on Eighth and Evans Streets in Cincinnati, Ohio by James Bradford to make flour milling machinery.
By 1890 they were producing lathes, and had changed the company name to The Bradford Machine Tool Company.
See lathes.co.uk entry.