G. B.-Kalee Ltd, Studio Department, 57, Mortimer House, 37-41 Mortimer Street, London, W1.
G. B. indicates Gaumont British, part of the J Arthur Rank Organisation
Kalee lanterns and projectors were made by Abram Kershaw and Sons
1947 Subsidiary of British Acoustic Films Ltd, its sales organisation for 35 mm equipment
1947 Gaumont British had acquired one third of the shares in Gaumont Kalee Seating[1].
1948 Became part of British Optical and Precision Engineers
1956 The name of British Optical and Precision Engineers was changed to Rank Precision Industries[2]