All available race results A. Duda
| Date | Race | Rank |
| 06/06 | Nederlands Kampioenschap | 12 |
Rider information for 1920
| Rank | 756 |
| Score | 0 |
| Name | A. DUDA |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 06/06 | Nederlands Kampioenschap | 12 |
| Rank | 756 |
| Score | 0 |
| Name | A. DUDA |
| Country | Netherlands |
| Team | Individual |