composed by, organ, synthesizer, electronic drums Thierry Müller
electronics Patrick Müller
lyrics by, voice Edouard Nono
Limited edition of 1000 copies (paper jacket), inside the the art revue Sgraffite 5/6-1980.II.

In 2004 Thierry Müller made a special art edition of 25 original copies of the 7 with a numbered cover with extra foc numbered cover insert.