Unique lithograph in blue and green signed in pencil lower right with the words on the back of the framing " Unique lithographie de Max Ernst due aux Surprises du hasard - Atelier Pierre Romanies - Vence" with N°3689B. Same mentions & prints on back of the cardboard of the mounting " Unique lithographie de Max Ernst due aux Surprises du hasard-Atelier Pierre Romanies-Vence" with N°3689B & Format 13.5x18cm. Provenance Collection of Lucien Chardon Paris. There was also a series made ​​in 1970  published in 100 copies where foundations of the composition were due to chance. And a very few creations due to chance were printed as a unique original work like here.