Celestial mechanics : Makrokosmos IV : 1979 : cosmic dances for piano 4 hands / George Crumb (22:00)
Corroboree : (1964) for 3 pianos / Earle Brown (11:34)
Zeitgeist : 1988, revised 1989 : six tableaux for two amplified pianos : book 1 / George Crumb (31:00).
