Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,645 pages of information and 247,064 images on early companies, their products and the people who designed and built them.
Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 147,919 pages of information and 233,587 images on early companies, their products and the people who designed and built them.
1990s Richard Allan Radio became Richard Allan Audio Ltd
2003 Acquired Rogers, maker of loudspeakers
2004 Name changed to RA Technology Ltd of Brighouse.
2021 Now part of the MAGNUM group of companies (see [1]) based in Brighouse
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