Slim Harper 

USA b. d.

SERIES CHAMPIONSHIPS

TRACK CHAMPIONSHIPS

RACE WINS

1 1925-09-26 USAAZDouglas Fairgrounds AAA
2 1927-00-00 USATXOil Belt Fairgrounds AAA
3 1927-07-04 USACOOverland Park Speedway AAA
4 1928-05-30 USACOOverland Park Speedway AAA
5 1928-07-04 USACOOverland Park Speedway AAA