Apparently this was prior to the days of "Car 54" and short wave police radios so Mr. Horgan would spot the red light during his cruising periods, stop to call in, then head off to quell the riots or whatever was going on.
In these photos taken recently you will notice some modifications to the brick wall. We apologize for the blurry photo and will get an improved version sometime in the near future.
The windows of the photo are the second and third windows from the left on the more distant shot.
Thanks to current technology the system is now out of use, and thinking of it only reminds me of the "Stop" and "Go" signs Mrs. Opheim hung on
the door of our 5th/6th Grade Combination classroom at First Lutheran Church, meant to control bathroom traffic.
That didn't work so well either, but it's another story.