1. Nude Descending a Staircase No. 2, 1912 (oil on canvas), Marcel Duchamp (1887–1968)/Philadelphia Museum of Art, Pennsylvania, PA, USA/The Louise and Walter Arensberg Collection, 1950/Bridgeman Images. © Association Marcel Duchamp/ADAGP, Paris and DACS, London 2018
2. The Song of Love, 1914 (oil on canvas), Giorgio de Chirico (1888–1978)/Museum of Modern Art, New York, USA/Photo © Boltin Picture Library/Bridgeman Images. © DACS 2018
3. Apolinère Enameled, 1916–17 (gouache and graphite on painted tin, mounted on cardboard), Marcel Duchamp (1887–1968)/Philadelphia Museum of Art, Pennsylvania, PA, USA/The Louise and Walter Arensberg Collection, 1950/Bridgeman Images. © Association Marcel Duchamp/ ADAGP, Paris and DACS, London 2018
4. Jean Cocteau, 1917 (oil on canvas), Modigliani, Amedeo (1884–1920)/Private Collection/Bridgeman Images
5. Jeanne Hébuterne (1898–1920), wife and muse of Amedeo Modigliani, here young c. 1916/PVDE/Bridgeman Images
6. Belle Haleine – Eau de Voilette (cardboard box and brushed-glass perfume bottle), Duchamp, Marcel (1887–1968)/Private Collection/Photo © Christie’s Images/Bridgeman Images. © Association Marcel Duchamp/ADAGP, Paris and DACS, London 2018
7. Title page of Parade, ballet by Erik Satie (1866–1925), theme by Jean Cocteau (1889–1973) and with set and costumes by Pablo Picasso (1888–1973), 1917 (20th century)/Prazska Konzervator, Prague/De Agostini Picture Library/A. Dagli Orti/Bridgeman Images
8. Aphorisms and puns from ‘Rrose Sélavy’, 1939 (litho), Duchamp, Marcel (1887–1968)/Private Collection/Bridgeman Images. © Association Marcel Duchamp/ADAGP, Paris and DACS, London 2018
9. The Great Forest, 1927 (oil on canvas), Ernst, Max (1891–1976)/Kunstmuseum, Basel, Switzerland/Bridgeman Images. © ADAGP, Paris and DACS, London 2018
10. Monument to the Birds, 1927 (oil on canvas), Ernst, Max (1891–1976)/Musée Cantini, Marseille, France/Bridgeman Images. © ADAGP, Paris and DACS, London 2018
11. Flowers and Shells, 1929 (oil on canvas), Ernst, Max (1891–1976)/Musée National d’Art Moderne, Centre Pompidou, Paris, France/Bridgeman. © ADAGP, Paris and DACS, London 2018
12. Illustration from La Femme 100 têtes, 1929 (engraving) (b/w photo), Ernst, Max (1891–1976)/Bibliothèque Nationale, Paris, France/Bridgeman Images. © ADAGP, Paris and DACS, London 2018
13. Untitled, 1920 (photographic collage), Ernst, Max (1891–1976)/Menil Collection, Houston, TX, USA/Bridgeman Images. © ADAGP, Paris and DACS, London 2018
14. Page from l’Avant-Scène featuring Entr’acte, by René Clair, 1968 (litho), Marcel Duchamp and Man Ray, French School (20th century)/Private Collection/Bridgeman Images
15. The Persistence of Memory, 1931 (oil on canvas), Dalí, Salvador (1904–89)/Museum of Modern Art, New York, USA/Bridgeman Images. © Salvador Dalí, Fundació Gala-Salvador Dalí, DACS 2018
16. Surrealist Object Functioning Symbolically (1931/73) (shoe, black marble, white marble, photographs, clay, hair, glass, wax, wood, yellow metal, mixed media), Dalí, Salvador (1904–89)/The Art Institute of Chicago, IL, USA/Through prior gift of Mrs Gilbert W. Chapman/Bridgeman Images. © Salvador Dalí, Fundació Gala-Salvador Dalí, DACS 2018
17. Marcel Duchamp with his brothers, Jacques Villon (left) and Raymond Duchamp Villon (right) in Puteaux in 1913/Tallandier/Bridgeman Images
18. The surrealist group in a plane in an amusement park. (Left to right): André Breton (1896–1966), Robert Desnos (1900–45), Joseph Delteil (1894–1978), Simone Breton (1897–1980), Paul Éluard (1895–1952), Gala Éluard (1894–1982), Max Morise (1900–1973), Max Ernst (1891–1976) (b/w photo), French School (20th century)/Bibliothèque Littéraire Jacques Doucet, Paris, France/Archives Charmet/Bridgeman Images
19. Jean Cocteau and Pablo Picasso with the Russian dancer Olga Khokhlova, Rome, 1917 (b/w photo), Italian Photographer (20th century)/Private Collection/Tallandier/Bridgeman Images
20. Salvador Dalí and Gala (b/w photo)/PVDE/Bridgeman Images