Lithograph in colours. 2/200. Signed and dated in pencil lower right: Zao Wou-ki 56. Image 36.2 × 48.8 cm on vélin by BFK Rives (with the watermark) 45.2 × 55.8 cm. Published by l'Œuvre Gravée, Zürich (mit dem Blindstempel). Printed by E. et J. Desjobert, Paris.