Oorspronklik: Twelve studies for the piano. Paris, Troupenas, 1838 - Autograph manuscript. Opus 26 - 2nd suite, Paris 1838 and autograph MS.
Vertaling: Twaalf studie vir die klavier. Parys, Troupenas 1838 - Autograph manuskrip. Opus 26 - 2 suite, Parys 1838 en handtekening MS.