Came across a classified for an old Kendall oil sign. Trying to figure out the age. Anyone know if there are any tell-tell signs to authenticate and date the year? Hard to see too much from the photo. It’s a little bit of a drive to check out in person. Also, I was curious if anyone could put a rough value on the sign? It comes with the stand

38EEE229-1A8C-4B20-9C69-1822EE1F0160.jpeg