Professor Sir Ernst Gembrkh , Art Historian. Director of the Warburg Institute, describes his musical taste as ' unsurprising for a Viennese of his generation and background. having had unusual opportunities over the years, and frequenUy hearing such great musicians as Adolf Busch , Toscanini and Rudolf Serkin. ' He includes works by Bach. Mozart. Beethoven. Schubert and Verdi, as well as extracts from a Haydn Mass and from Die Fledermaus. Records