Britain's New Air Liners On Show -- Modern version of a wartime expediency. A view of the Bristol Aeroplane Co's Freighter plane at the display. It is a heavy cargo transporter, with two Bristol Hercules engines; picture shows how nose of plane opens to allow loading of lorry. Visitors from all parts of the world attended the first of a four-days flying display and exhibition of the Society of British Aircraft Constructors at Radlett, Herts. Included among the exhibits were our latest and most s