New Haven Yale University Press. The repertoire included Beethoven, Brahms, Liszt, Schubert and Chopin sonatas, major Schumann works and above all the Petroushka suite that Stravinsky arranged expressly for him but which he never recorded. Beethoven The Five Piano Concertos (London Philharmonic Orchestra, Daniel Barenboim, 1975); Sonata 18 (1976). Available on line at 4.