An ensemble of these instruments performs Ligeti's Lux Aeterna.
The Wessobrunn prayer was the inspiration for a Helmut Lachenmann piece written for sixteen of these instruments, his Consolation II. The "humorous," "sentimental," "erotic," "ghostly-horri c," and "mystical-funereal" states are represented by  ve of these instruments in Ligeti's Aventures. Live and recorded versions of the same performer of this instrument simultaneously interact with a synthesizer in Milton Babbitt's Philomel. The eleventh chapter of Joyce's Ulysses inspired Thema for tape and this instrument, which along with Sequenza III was one of several pieces for this instrument that Luciano Berio wrote for Cathy Berberian. An ensemble of these instruments performs Ligeti's Lux Aeterna. Stockhausen manipulated and distorted a recording of a 12-year-old boy using this instrument in Gesang der Jünglinge (geh-ZAHNG der YOONG-ling-uh). For 10 points, name this instrument that 20th-century composers o ten called upon to sing nonsense syllables.
The Wessobrunn prayer was the inspiration for a Helmut Lachenmann piece written for sixteen of these instruments, his Consolation II.
the human voice [accept singer before it is read; prompt on things like "the human body"]