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In 1915, 'human semaphores' took over traffic control in L.A.
In 1915, 'human semaphores' took over traffic control in L.A.

A police officer named F.M. Wilson made Los Angeles traffic history 99 years ago. He was hailed as one of the first "human semaphores" who ushered in a new way of directing traffic in downtown Los Angeles at a time when exploding car traffic along with trolleys, buses, pedestrians and the occasional horse were making getting around the city an ordeal. Until 1915, Los Angeles officials often used a complex whistle system to tell drivers and pedestrians when to move and when to stop. The system was confusing and ineffective, officials at the time said. In the new system, police officers stood in the middle of intersections directing traffic in a new way. The Times described...

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