Otto von Bismarck | Felix Mendelssohn | Felix Frankfurter | Otto | Otto III | Otto Piene | Otto I, Holy Roman Emperor | Otto I | Felix the Cat | Otto Preminger | Félix Guattari | Otto II | Otto Dix | Otto Natzler | Otto II, Holy Roman Emperor | Otto Binder | Otto Skorzeny | Otto Schenk | Otto of Brunswick | Otto Kerner, Jr. | María Félix | Félix Trinidad | Felix Klein | Otto Steinbrinck | Otto Kerner | Otto IV, Holy Roman Emperor | Otto IV | Otto III, Holy Roman Emperor | Otto Braun | Miranda Otto |
He was admitted to the Conservatorium der Musikfreunde, where he studied under Anton Bruckner, Felix Dessoff and Julius Epstein, among others.