All available race results Nielis
| Date | Race | Rank |
| 10/06 | Groote Scheldeprijs | 7 |
Rider information for 1923
| Rank | 664 |
| Score | 11 |
| Name | NIELIS |
| Country | Belgium |
| Team | Individual |
| Date | Race | Rank |
| 10/06 | Groote Scheldeprijs | 7 |
| Rank | 664 |
| Score | 11 |
| Name | NIELIS |
| Country | Belgium |
| Team | Individual |