After his military service, Klebs became an assistant to Julius Sachs at the University of Würzburg and Wilhelm Pfeffer at the University of Tübingen.
Georg Solti | Georg Philipp Telemann | Johann Georg Wagler | Georg Wilhelm Friedrich Hegel | Georg Trakl | Georg Forster | Georg Cantor | Georg Büchner | Georg Baselitz | Hans-Georg Backhaus | Georg von Holtzbrinck Publishing Group | Barthold Georg Niebuhr | Georg Büchner Prize | Georg August Schweinfurth | Johann Georg Faust | Georg Haupt | Georg Ehrnrooth | Georg Curtius | Georg Brandes | Georg Wilhelm Steller | Georg Schramm | Georg Richard Lewin | Georg Ludwig Hartig | Georg Jellinek | Georg II, Duke of Saxe-Meiningen | Georg Hartmann | Georg Friedrich, Prince of Prussia | Georg Danzer | Georg Breinschmid | Georg Baumann |