Dalí, Salvador; 1904-1989. "Le sommeil" (Sleep), c. 1955. Collage (photogr. reproduction of the painting "Le sommeil", 1937, with photo of the happening by Dalí at the studio of photographer Gjon Mili in New York), touched up with gouache, 30.4 × 39.5 cm. Formerly collection John-Peter Moore, Cadaqués.