Earliest safety precaution signs were simple in design

Antiques & Collecting
The words “Stop, Look, Listen” might evoke song titles, childhood lessons or everyday common sense. The phrase comes from the 1800s; specifically, from the advent of railroads. Railroad travel was revolutionary, but, like most emerging technologies, brought new dangers along with its advantages. It quickly became clear that some safety measures had to be taken to avoid collisions at crossin...

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