Pablo Picasso, Bull Skull, Fruit, Pitcher,1939, Oil on canvas, 65 x 92 cm, The Cleveland Museum of Art, Leonard C. Hanna, Jr. Fund 1985.57. © 2006 Estate of Pablo Picasso / Artists Rights Society (ARS) New York.

Pablo Picasso, The Blindman’s Meal, 1903, Oil on canvas, 95.25 x 94.62 cm, The Metropolitan Museum of Art, Purchase, Mr. and Mrs. Ira Haupt Gift, 1950 (50.188). Photograph © 1996 The Metropolitan Museum of Art. © 2006 Estate of Pablo Picasso / Artists Rights Society (ARS), New York.

Salvador Dalí, Accommodations of Desire, 1929, Oil on canvas, 22 x 35 cm, The Metropolitan Museum of Art, Jacques and Natasha Gelman Collection, 1998 (1999.363.16). Photograph © The Metropolitan Museum of Art. © 1988 Malcolm Varon. © 2006 Salvador Dali, Gala-Salvador Dali Foundation / Artists Rights Society (ARS), New York.

Pablo Picasso, The Harem, 1906, Oil on canvas, 163.20 x 120 x 6.10 cm. The Cleveland Museum of Art, Bequest of Leonard C. Hanna, Jr. 1958.45. © 2006 Estate of Pablo Picasso / Artists Rights Society (ARS), New York.

Salvador Dalí, Soft Construction with Boiled Beans (Premonition of Civil War), 1936. Oil on canvas, 100 x 99 cm. Philadelphia Museum of Art: The Louise and Walter Arensberg Collection, 1950. © 2006 Salvador Dali, Gala-Salvador Dali Foundation/ Artists Rights Society (ARS), New York.

Antoni Gaudí with Josep M. Jujol, Double Screen from the Casa Milà, 1909, Wood and frosted glass, 196 x 400 cm. Private Collection. Courtesy: Allan Stone Gallery, New York.

Joan Miró, The Hunter (Catalan Landscape), 1923-24, Oil on canvas, 64.8 x 100.3 cm. The Museum of Modern Art, New York. Purchase (95.1936). Digital Image © The Museum of Modern Art/ Licensed by SCALA/Art Resource, NY. © 2006 Successió Miró / Artists Rights Society (ARS) New York / ADAGP, Paris.