Pabst Blue Ribbon Trophy Race
Wauwatosa Road Race Course
7.88 Mile Road Course
28 Laps/220.64 Miles
October 5, 1912
| Finish | Start | Driver | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
Points |
| 1 | 5 | Mortimer Roberts | 16 | Mason | Mason | Mason | 28 | 3:45:08.71 58.799 | 400* |
| 2 | 4 | Harry Hastings | 15 | Falcar | Falcar | Falcar | 28 | 4:15:05.15 51.898 | 210* |
| 3 | 7 | Billy Chandler | 18 | Falcar | Falcar | Falcar | 23 | Flagged | 110* |
| 4 | 6 | Eddie Pullen | 17 | Mercer | Mercer | Mercer | 22 | Broken transmission | |
| 5 | 8 | Hughie Hughes | 19 | Mercer | Mercer | Mercer | 21 | Broken universal joint | |
| 6 | 3 | Spencer Wishart | 14 | Mercer | Mercer | Mercer | 14 | Broken crankshaft | |
| 7 | 2 | Tom Rooney | 12 | Bergdoll | X | X | 5 | Broken connecting rod | |
| 8 | 1 | Louis Nikrent | 11 | Case | Case | Case | 5 | Broken crankcase | |
| -- | -- | Gaston Morris | X | Falcar | Falcar | Falcar | -- | Did not appear | |
| -- | -- | Adolph Monsen | 12 | Bergdoll | X | X | -- | Driven by Rooney | |
| -- | -- | Homer Trussell | 18 | Falcar | Falcar | Falcar | -- | Driven by B. Chandler | |
| -- | -- | Wilbur | 15 | Falcar | Falcar | Falcar | -- | Driven by Hastings | |
| -- | -- | Joe Jagersberger | 11 | Case | Case | Case | -- | Driven by L. Nikrent | |
Known riding mechanics in this race:
| Finish | Start | Driver | Mechanic | Car # | Sponsor/Name | Chassis | Engine | Laps | Status |
| 1 | 5 | Mortimer Roberts | Boston | 16 | Mason | Mason | Mason | 28 | 3:45:08.71 58.799 |
| 2 | 4 | Harry Hastings | O'Brien | 15 | Falcar | Falcar | Falcar | 28 | 4:15:05.15 51.898 |
| 4 | 6 | Eddie Pullen | Bohlmann | 17 | Mercer | Mercer | Mercer | 22 | Broken transmission |
| 5 | 8 | Hughie Hughes | Jack Jenter | 19 | Mercer | Mercer | Mercer | 21 | Broken universal joint |
| 6 | 3 | Spencer Wishart | S. F. Brock | 14 | Mercer | Mercer | Mercer | 14 | Broken crankshaft |
| 8 | 1 | Louis Nikrent | Fred Horey | 11 | Case | Case | Case | 5 | Broken crankcase |
| Lap Leaders | Total | Laps |
| Mortimer Roberts | 15 | 1-9, 23-28 |
| Hughie Hughes | 9 | 12, 14-16, 18-22 |
| Eddie Pullen | 4 | 10-11, 13, 17 |