All available race results G.D. Tewes
| Date | Race | Rank |
| 14/07 | Nederlands Kampioenschap | 4 |
Rider information for 1918
| Rank | 139 |
| Score | 17 |
| Name | G.D. TEWES |
| Country | Netherlands |
| Team | Individual |
| Date | Race | Rank |
| 06/06 | Nederlands Kampioenschap | 25 |
Rider information for 1920
| Rank | 773 |
| Score | 0 |
| Name | G.D. TEWES |
| Country | Netherlands |
| Team | Individual |