Helmut Lachenmann's "Lachenmann: Wiegenmusik" is a captivating exploration into the avant-garde genre, released on January 1, 1999, under Universal Music Division Decca Records France. This album spans a total of 1 hour and 4 minutes, featuring four intricate compositions that showcase Lachenmann's unique approach to sound and music. The tracklist includes "Wiegenmusik," "Pression," "Dal niente (Interieur III)," and "Allegro sostenuto pour piano clarinette et violoncelle," each offering a distinct auditory experience. Lachenmann, known for his innovative and often unconventional techniques, invites listeners to delve into a world where traditional musical boundaries are expanded and redefined. This album is a testament to Lachenmann's mastery of avant-garde composition, providing a rich and thought-provoking listening experience.