signed R. Moquay and numbered OIU-POLO on a label affixed to the underside
IKB dry pigment in Plexiglas, glass and steel
14 1/8 by 46 by 39 1/4 in. 35.8 by 116.8 by 99.7 cm.
Conceived in 1961, this work is from an edition begun in 1963, under the supervision of Rotraut Klein-Moquay based on a model by Yves Klein.
Artware Editions, New York
Acquired from the above by the present owner
Jean-Paul Ledeur, Ed., Yves Klein: Catalogue raisonné des éditions et sculptures éditées, Knokke 2000, p. 53