Hello. Got this tin sign ...today. really rough on one side. The two sides. Are different...about 24x36. In size tin sign...one side. A guy with pump filling a tire. Says grease check ...and the other side. Has bronze . Wording...With and guy pushing a early car..This side. You can't see the guy pushing the car. But. It's I teresting. To see a sign. Double. Sided. But. Different..any help on info and value.