C sharp minor Etudes, op.10 E flat minor Etudes, op.10 A flat major Etudes, op.10 A minor Etudes, op.10 C minor Etudes, op.10 E flat major Etudes, op.10 F minor Etudes, op.10 G flat major Etudes, op.10 C major Etudes, op.10 E major Etudes, op.10