This sign hangs on the East side of the building that once housed Glenn's Plumbing. I knew about the "Plumbing Shop" but didn't know about the Car Dealership that was...
Jolene G. replied:
I didn't realize there was a dealership on that corner. John Glenn's father, Herschel, also ran a Chevrolet agency across the street on East Main, where the hardware store is now.
Alan C. replied:
John Glenn Senior had a Chevrolet Dealership. Not sure of location, maybe in that building.