bass, bass [fuzz], vocals Joël Dugrenot
drums, percussion Jean-My Truong
engineer [sound] Didier Pitois
guest, percussion Marc Chantereau
guest, percussion Ty Boum
guest, violin [electric] Jean-Yves Rigaud
keyboards François Cahen
producer Yves Chamberland
producer Zao
saxophone [saxs], vocals Yochk'o Seffer
sleeve Hervé De Gueltzl
Recorded At Studio Davout
Printed By Imprimerie JAT, Chatillon
Recorded at Davout Studio, September 1974
First reference on spine, second on labels

Producer's name is Yves Chamberland on back cover, wrongly spelled Yves Chamberlan on labels
Writing credits for each track on back cover are given with full artists' names, but abridged names on labels. Yochk'o Seffer is the composer on back cover credits, but Jeff Seffer (as J. Seffer) is credited on labels.

B3 is on record and B label, not on back sleeve.
Matrix / Runout: 000 000 4 A (Etched runout A side)
Matrix / Runout: 000 000 4 AB (Etched runout B side)