On 17 March 1986, using skis, paraglider and hang glider, Mark Twight, Kiss Or Kill: Confessions of a Serial Climber, The Mountaineers Books, 2002, p. 33 he linked up ascents of the north faces ("les 4 Glorieuses") of the Aiguille Verte (first winter solo of the Grassi route), Les Droites (via the Corneau-Davaille, ending via the Boivin-Gabarrou), Les Courtes (Swiss route) and the Grandes Jorasses (The Shroud), flying 15 kilometers back to the Chamonix valley after his final ascent and arriving at 0:30 am.