Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 136,293 pages of information and 219,020 images on early companies, their products and the people who designed and built them.
1964 Acquired Ross Gear and Tool, world's largest maker of hydrostatic steering systems
1965 Thompson Ramo Wooldridge was renamed TRW of Cleveland and Los Angeles
Maker of valves and power steering pumps
1999 Acquired LucasVarity