| John Williams's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Runlimited Test 2017 | Colorado, US | 31 | Friday, May 12, 2017 | 06:46:36.00 |
| Bad Data 50 2016 | Colorado, US | 30 | Friday, November 18, 2016 | Not yet started |
| John Williams's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Runlimited Test 2017 | Colorado, US | 31 | Friday, May 12, 2017 | 06:46:36.00 |
| Bad Data 50 2016 | Colorado, US | 30 | Friday, November 18, 2016 | Not yet started |