bass Anne F
organ, synthesizer, piano, backing vocals, guitar Usher
tracks 5, 6 producer Gilles Gaillard
tracks 1 to 4 producer Jean Taxis
tracks 1 to 6 producer Norma Loy
vocals, backing vocals, tape Chelsea
tracks 1 to 11, 13, 14 written-by Chelsea
tracks 1 to 11, 13, 14 written-by Usher
Psychic Altercation recorded at Studio Val d'Orges, 9 to 12 june 1984
82/84 EP recorded at Raw Tapes Studio in april 1987
LP One produced by New Wave Records at Studio Music Hall, 1982.

Track 11 live at Festival Grésilles 30 april 1983
Tracks 12 & 13, Home Studio 1984
Track 14 recorded by Metal Radiant, march 1987, Troyes.

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