Together with Karl Blodig, Geoffrey Winthrop Young and the guide Joseph Knubel of St Niklaus he made the first ascent of the Brouillard ridge to the summit of Mont Blanc on 9 August 1911.
Karl Marx | Karl Pilkington | Karl Lagerfeld | Karl G. Heider | Karl Rove | Karl Pearson | Karl May | Karl Liebknecht | Karl Friedrich Schinkel | Karl Dönitz | Karl Jenkins | Karl Stefanovic | Karl Bodmer | Karl Wilhelm Friedrich Schlegel | Karl Malone | Karl Wolf | Karl Valentin | Karl Popper | Karl Malden | Karl Kesel | Karl Barth | Karl Richard Lepsius | Karl Philipp von Wrede | Karl Kautsky | Karl Johans gate | Karl-Heinz Kämmerling | Karl | Karl Weierstrass | Karl Story | Karl Scheel |
The first ascent of the entire Brouillard ridge including Picco Luigi Amedeo was by Karl Blodig, Humphrey Owen Jones, Geoffrey Winthrop Young with the guide Josef Knubel of St. Niklaus in the canton Valais on 9 August 1911.