Late works of Franz Liszt

The radical change Franz Liszt's compositional style underwent in the last 20 years of his life was unprecedented in Western classical music . Liszt's work also foreshadowed the impressionism that would characterize the work of Debussy and Ravel . The music of Liszt's old age is unusually economic. Given barely enough notes to ensure their existence, his late pieces frequently lapse into monody, then silence . Remaining lost, however, are the sketches for Liszt's treatise on modern harmony . The title of this little book was Sketches for a Harmony of the Future. While the title of this little book was for a Harmony of the Future, Liszt left enough music from this period for listeners to surmise what that manuscript may have contained .