All available race results Leslie Gosewinckel
| Date | Race | Rank |
| 16/11 | Barnet Glass Road Race | 79 |
Rider information for 1912
| Rank | 964 |
| Score | 0 |
| Name | Leslie GOSEWINCKEL |
| Country | Australia |
| Team | Individual |
| Date | Race | Rank |
| 16/11 | Barnet Glass Road Race | 79 |
| Rank | 964 |
| Score | 0 |
| Name | Leslie GOSEWINCKEL |
| Country | Australia |
| Team | Individual |