It was 1914 by the Frank Funk! I was looking for Ohio! Sorry. 1922 it became a high banked! Another name was the Frank Funk Motor Speedway! Dirt oil.
Joe

Wonder if the same Funk Family that just got married @ Kokomo?
Indy was1909 Aug. 19,1909 a motorcycle race. Same day a car race.

Milwaukee mile 9/11/03 Second oldest active race track. Google say's Milwaukee is the oldest.