| John Brice's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock (2019) (Quad Rock 25) | Colorado, US | 46 | Saturday, May 11, 2019 | Not yet started |
| Never Summer 100k (2018) | Colorado, US | 45 | Saturday, July 28, 2018 | DNF |
| John Brice's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Quad Rock (2019) (Quad Rock 25) | Colorado, US | 46 | Saturday, May 11, 2019 | Not yet started |
| Never Summer 100k (2018) | Colorado, US | 45 | Saturday, July 28, 2018 | DNF |