| Margaret Spring's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer 60k (2024) | Colorado, US | 47 | Friday, July 26, 2024 | Not yet started |
| Running Up For Air Colorado 2019 (3H) | Saturday, March 9, 2019 | 01:27:47.00 |
| Margaret Spring's efforts: | From | Age | Date | Finish Time |
|---|---|---|---|---|
| Never Summer 60k (2024) | Colorado, US | 47 | Friday, July 26, 2024 | Not yet started |
| Running Up For Air Colorado 2019 (3H) | Saturday, March 9, 2019 | 01:27:47.00 |