Item 13 - Film of J.J. Thomson at Bell Telephone Laboratories

The film bears the caption 'Sir Joseph J. Thomson is welcomed by Bell Telephone Engineers and escorted through their laboratories at the Western Electric Co., New York, March 28 1923'. It is accompanied by a brief letter re the film to G.P. Thomson, 23 October 1962, from H.F. Wickham of Associated Electrical Industries Limited.