All available race results J. Mitchell
| Date | Race | Rank |
| 03/10 | Waimate - Christchurch | 8 |
Rider information for 1931
| Rank | 1799 |
| Score | 0 |
| Name | J. MITCHELL |
| Country | New Zealand |
| Team | Individual |
| Date | Race | Rank |
| 03/10 | Waimate - Christchurch | 8 |
| Rank | 1799 |
| Score | 0 |
| Name | J. MITCHELL |
| Country | New Zealand |
| Team | Individual |