Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 144,284 pages of information and 230,174 images on early companies, their products and the people who designed and built them.
Previously known as British Electrical and Allied Industries Research Association
Laboratories at Perivale and Leatherhead.
By 1937 was commonly referred to as Electrical Research Association
c.1956 Opened Leatherhead laboratories; staff and work transferred from the Perivale laboratories
1979 Name changed to ERA Technology Ltd
2003 Acquired by Cobham plc