The British Industries Fair opens in London and Birmingham. In London the fair opened at Olympia and Earls Court with more than 3000 exhibits representing about 80 British industries. The general public is being admitted in the afternoon of each day, preference being given to the home and overseas buyers as the fair is essentially a tradeshow Picture shows: the Royal visitors to the British industries fair at Earls Court H.R.H Duke of Gloucester, H.R.H. the Duchess of Kent, H.R.H. the Princess Royal, H.R.H. the Duchess of Gloucester and Her Majesty Queen Mary. The Duchess of Gloucester gets her own back on the press photographers by "shooting" them as she tries out a Reid 35mm precision camera - Britain's reply to the German Leica - as the British Industries Fair. 7 May 1947