Nicolas Deletaille, arpeggione Alain Roudier, fortepiano Schubert: Sonata for arpeggione and fortepiano in a minor D821 (original version : played on arpeggione and fortepiano) Instruments: Arpeggione: B. Labrique 2001 (Brussels) Fortepiano: Conrad Graf 1827 (Vienna) (collection Association Pianoforte ad libitum, Etobon, France: http://www.pianoforteadlibitum.org) Sound engineer & vidéo : Lu