Nikolaus harnoncourt first appeared with the concertgebouw orchestra in 1975 his interpretations have contributed greatly to its performance tradition of bach s st matthew and st john passions over the years he steadily expanded his repertoire of haydn mozart beethoven and schubert to include schumann brahms dvork smetana and bruckner he was appointed honorary guest conductor of the royal concertgebouw orchestra in october 2000 with the exceptional performance on this dvd mr har