Traffic control for pedestrian crossings
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Traffic control for pedestrian crossings
Traffic control by light-ray : the first system of its kind. A new method of controlling road traffic by beams of light broken by pedestrian and vehicles : details of the automated system introduced in St Helier Avenue in Morden, Surrey. A broken beam operates the control lights, the top one marked Don t Cross and the lower one Cross Now. Date: 1936
Media ID 14145856
© Illustrated London News Ltd/Mary Evans
Automated Avenue Beam Beams Broken Control Controlling Crossing Crossings Davis Helier Lights Morden Pedestrian Pedestrians Roads Surrey Traffic Vehicles
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