Marion Poitevin et Lise Billon (Guides Haute Montagne, Chamonix) et Denis Corpet (vieux client pêchu / a fit old client)
Dringk after climbing the Walker spur, Cassin route, in Grandes-Jorasses North Face.
2018: July 19, descent to Boccalate and Planpincieux, Italy Alpinisme & Haute-Montagne