Recorded at the Grand amphithéâtre de l'Université de la Sorbonne (Paris, France).
Packaged in a gatefold sleeve. Hand-numbered edition of 500.
Cover in IKB blue colour.
Labels in goldenen paper with D.R. (Droits réservés = Rights reserved) printed with black ink.
Inner sleeve with a photographic portrait of Yves Klein.
Label is attributed to Centre national d'art et de culture (CNAC) by Guy Schraenen in Vinyl : records and covers by artists and in the catalogue Broken music : artist's recordworks. But there is no such mention printed on sleeve or labels.