of 142 Wardour St, London
G. B. indicates Gaumont British, part of the Rank Organisation
Also see G. B.-Bell and Howell
1947 Subsidiary of British Acoustic Films Ltd [1] its sales organisation for 8 and 16mm equipment.
1953 Advert: Subsidiary of British Optical and Precision Engineers Ltd. Agent for G.B.-Bell and Howell cine equipment
1955 G. B. Equipments Ltd had started distributing Dictorel dictating equipment[2].
1956 The name of British Optical and Precision Engineers was changed to Rank Precision Industries[3]
See Also