Input (grade 13): Repertoire Szell mainly stuck to conducting the core Austro-German classical and romantic repertoire, from Haydn, Mozart and Beethoven, through Mendelssohn, Schumann and Brahms, and on to Bruckner, Mahler and Strauss.
Output (grade 10): He conducted music by the main central-European composers: Haydn, Mozart and Beethoven, Mendelssohn, Schumann and Brahms, Bruckner, Mahler and Strauss.