Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 167,390 pages of information and 246,901 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.
of 6-8 Brighton Terrace, London, SW9. Telephone: Brixton 4961-2-3
1947 British Industries Fair Advert for "Callboy" Inter-communicator System and the 'Rectostat' Range of Trickle Chargers. Manufacturers of Battery Chargers. (Office Appliances Section - Olympia, Ground Floor, Stand No. B.1406) [1]
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