Wauwatosa Road Course
Wauwatosa, Milwaukee, Wisconsin, United States
Circuit Type: Temporary street circuit
Original layout
Extension: 12,68 Km
Lap Record: 6:07.000
Year: 1912
Driver: Teddy Tetzlaff
Car: Fiat S74
Speed: 124,39 km/h
| Year | Official Name | Date | Winning Driver | Constructor | Laps | Time |
|---|---|---|---|---|---|---|
| 1912 | 1912 American Grand Prize | October 5 |  Caleb Bragg |
 FIAT |
52 |
05:59:27.440 |
| 1912 | 8th W. K. Vanderbilt Cup Race | October 2 | Ralph DePalma |
 Mercedes |
38 |
04:20:31.540 |