Navigation through the Ages

THE Institute of Navigation (c/o Royal Geographical Society, 1 Kensington Gore, London, S.W.7) is organising, with the Royal Geographical Society, an exhibition of “Navigation through the Ages”, to be held during December 17-January 20. The exhibition will be opened by the Duke of Edinburgh, and in connexion with it there will be three meetings of the Institute: “Radio and Position”, by Sir Robert Watson-Watt (December 17) ; “The Navigator‘s Story”, by Prof. E. G. R. Taylor and Prof. W. M. Smart (December 20) ; three films on radio systems, with a commentary by R. F. Hansford (January 10).