Prière de toucher - Le surréalisme en 1947, 1947 Mixed media, book This book contains 24 original lithographs Numbered 417/950 24 × 21 × 3.2 cm Bibliography: Arturo Schwarz, The Complete Works of Marcel Duchamp, New York, 1997, no.523, illustration of another example p.788 A certificate from the Marcel Duchamp Association will be given to the buyer.