All available race results H.J. Slack
| Date | Race | Rank |
| 10/07 | Nashville - Franklin | 11 |
Rider information for 1891
| Rank | 1195 |
| Score | 0 |
| Name | H.J. SLACK |
| Country | United States |
| Team | Individual |
| Date | Race | Rank |
| 10/07 | Nashville - Franklin | 11 |
| Rank | 1195 |
| Score | 0 |
| Name | H.J. SLACK |
| Country | United States |
| Team | Individual |