All available race results Percy Humm
| Date | Race | Rank |
| 03/09 | Timaru - Christchurch | 5 |
| 01/10 | Warrnambool - Melbourne | 17 |
Rider information for 1910
| Rank | 428 |
| Score | 18 |
| Name | Percy HUMM |
| Country | New Zealand |
| Team | Individual |
| Date | Race | Rank |
| 07/09 | Timaru - Christchurch | 4 |
| 14/10 | Warrnambool - Melbourne | 145 |
Rider information for 1911
| Rank | 523 |
| Score | 20 |
| Name | Percy HUMM |
| Country | New Zealand |
| Team | Individual |
| Date | Race | Rank |
| 15/08 | Taranaki Round-the-mountain Road Race | 2 |
Rider information for 1912
| Rank | 247 |
| Score | 63 |
| Name | Percy HUMM |
| Country | New Zealand |
| Team | Individual |
| Date | Race | Rank |
| 25/10 | Timaru - Christchurch | 5 |
Rider information for 1913
| Rank | 458 |
| Score | 16 |
| Name | Percy HUMM |
| Country | New Zealand |
| Team | Individual |