Carl Sagan | Carl Jung | Wilhelm II, German Emperor | Carl Orff | Carl Maria von Weber | Carl Lewis | Carl Zeiss AG | Carl Linnaeus | Carl Sandburg | Wilhelm II | Carl XVI Gustaf of Sweden | Wilhelm Reich | Gottfried Wilhelm Leibniz | Carl Levin | Carl Zeiss | Carl Michael Bellman | Carl Friedrich Gauss | Carl Froch | Carl Perkins | Carl von Clausewitz | Carl Reiner | Georg Wilhelm Friedrich Hegel | Carl Hancock Rux | Carl Gustaf Emil Mannerheim | Carl Edwards | Carl Cox | Carl Bildt | Carl Barks | Wilhelm Keitel | Carl Wilson |
He made several first ascents in Switzerland, Corsica and Norway, including the first successful ascent of Stetind in 1910 (together with Ferdinand Schjelderup and Carl Wilhelm Rubenson).