All available race results J. Birks
| Date | Race | Rank |
| 25/05 | Anfield 100 Invitational | 70 |
Rider information for 1931
| Rank | 1465 |
| Score | 0 |
| Name | J. BIRKS |
| Country | Great Britain |
| Team | Individual |
| Date | Race | Rank |
| 25/05 | Anfield 100 Invitational | 70 |
| Rank | 1465 |
| Score | 0 |
| Name | J. BIRKS |
| Country | Great Britain |
| Team | Individual |