All available race results Frederick W. Mastin
| Date | Race | Rank |
| 30/05 | Irvington - Milburn Road Race | 8 |
| 06/06 | Wheelmen's Racing League - Race 1 | 3 |
Rider information for 1891
| Rank | 628 |
| Score | 19 |
| Name | Frederick W. MASTIN |
| Country | Great Britain |
| Team | Individual |
| Date | Race | Rank |
| 30/05 | Irvington - Milburn Road Race | 8 |
| 06/06 | Wheelmen's Racing League - Race 1 | 3 |
| Rank | 628 |
| Score | 19 |
| Name | Frederick W. MASTIN |
| Country | Great Britain |
| Team | Individual |