Charles Ives: Three Quarter-Tone Pieces Marcel Duchamp: Le Mariée mise à nu par ses célibataires, même. Eraatum Musical John Cage: Book of Music for two Prepared Pianos (1944)
Mats Persson and Kristine Scholz, prepared pianos
Cover picture: Marcel Duchamp: "avoir l'apprente dans le soleil"
Design: Ulf Anderson
Text: Per-Anders Heliqvist and Bengt Emil Johnson
Recording details unknown
LP released in 1982
