From the December 14, 2016, MidWeek "Looking Back."
1916, 100 Years Ago.
"An effort is being made to have one of the 'silent policemen' stationed at the dangerous corner of First and Locust streets. Although the streets are rather narrow the competing of autoists to observe the right of the road would be a good thing for traffic.
OK, What Is a Silent Policeman? --RoadDog