Le Sommeil is a black and white lithograph realized by Odilon Redon in 1898. The artwork is a beautiful and fresh artist's proof on China paper, with full margins. Bibliography : Cat. Mellerio , n. 172. This piece is attributed to the mentioned designer/maker. It has no attribution mark and no official proof of authenticity, however it is well documented in design history. I take full responsibility for any authenticity issues arising from misattribution