| From | USA 🇺🇸 |
| Date of death | 14th Oct 1969 |
| Gender | Male |
Yosemite climber of the 1960s. Died attempting to rescue Chuck Pratt and Chris Fredricks from the Dihedral Wall during a storm. The first fatal accident of a climber in Yosemite
[1] https://publications.americanalpineclub.org/articles/12196949602/James-Thomas-Madsen-1947-1968
[2] https://publications.americanalpineclub.org/articles/13196901702