Automotive
A garage, gas station, diner, and pool hall? Damn, they really knew how to pack it all in under one roof!
check out the truck on the right, looks like the framework and boom is for loading some pretty heavy stuff in and out of the pickup bed... and that is a LONG and DEEP tool box on this side of the truck
http://www.blackdiamondnow.net/black-diamond-now/2016/02/black-diamond-garage-circa-1925.html