(Schirmer Performance Editions). Stephen Heller's etudes provide excellent stepping-stones to the great works of Chopin, Mendelssohn, and others. They initiate developing pianists naturally into a sophistication of playing as they develop color, fluency, power, and musicality. | Heller - Selected Piano Studies Opus 45 & 46 by Stephen Heller, Book & Toy | Indigo Chapters