Harman Grabau Droge
Birthplace: Flushing, New York
Born: February 14, 1883
Died: September 15, 1947
Harman Droge
Harman Grabau Droge
Birthplace: Flushing, New York
Born: February 14, 1883
Died: September 15, 1947
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| Track | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Riverhead | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| Chassis | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Chalmers-Detroit | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |
| Engine | Starts | DNS/DNQ | Wins | 2nds | 3rds | 4ths | 5ths | Best Finish | Poles |
| Chalmers-Detroit | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |