Brussels, Palais des Beaux-Arts, René Magritte: peintures, objets surréalistes, 1936, no. 19. Brussels, Palais des Beaux-Arts, Les Compagnons de l'art, 1938, no. 273. Venice, XXIV Biennale Internazionale d'Arte di Venezia, 1948, no. 43. The Hague, Gemeentemuseum, Facetten van hedendaagse schilderkunst: België, Luxembourg, Nederland, 1949, no. 58. São Paulo, Museu de Arte Moderna, Bienal, 1951, no. 9. Knokke, Casino Communal, Ve festival belge d'été: Expositions René Magritte - Paul Delvaux, 1952, no. 19. Brussels, Palais des Beaux-Arts, René Magritte, 1954, no. 48, illustrated in the catalogue. Venice, XXVII Biennale Internazionale d'Arte di Venezia, 1954, no. 44. Liège, Musée des Beaux-Arts, L'Apport wallon au surréalisme, 1955, no. 54. Charleroi, Salle de la Bourse, XXXe salon [du] Cercle Royal Artistique et Littéraire de Charleroi, including a 'Rétrospective René Magritte,' 1956, no. 60. Brussels, Musée d'Ixelles, Magritte, 1959, no. 36. Liège, Musée des Beaux-Arts, Exposition Magritte, 1960, no. 21. London, Obelisk Gallery, Magritte: Paintings, Drawings, Gouaches, 1961, no. 21, illustrated in the catalogue. Vienna, Künstlerhaus, Surrealismus, phantastische Malerei der Gegenwart, 1962, no. 107. Knokke, Casino Communal, XVe festival belge d'été: L'uvre de René Magritte, 1962, no. 48. New York, The Museum of Modern Art; Waltham, Massachusetts, Brandeis University; Chicago, The Art Institute of Chicago; Pasadena, Art Museum & Berkeley, University Art Museum, René Magritte, 1965-66, no. 27, illustrated in the catalogue. Humlebæk, Louisiana Museum, René Magritte, 6 surrealister, 1967, no. 40. Brussels, Palais des Beaux-Arts, Six peintures surréalistes, 1967, no. 55. Rotterdam, Museum Boymans-van Beuningen, René Magritte: het mysterie van de werkelijkheid/Le mystère de la réalité, 1967, no. 39, illustrated in colour in the catalogue. Stockholm, Moderna Museet, René Magritte, 1967, no. 32, illustrated in colour in the catalogue. Lausanne, Fondation de l'Hermitage, René Magritte, 1987, no. 38, illustrated in colour in the catalogue. Munich, Kunsthalle der Hypo-Kulturstiftung, René Magritte, 1987-88, no. 40, illustrated in colour in the catalogue. Madrid, Fundación Juan March, Magritte, 1989. Mitsukoshi, Le Musée d'Art; Hyogo, Le Musée d'Art Moderne & Fukuoka, Le Musée des Arts, Retrospective Magritte, 1994-95, no. 22, illustrated in colour in the catalogue. Vienna, BA-CA Kunstforum & Basel, Foundation Beyeler, René Magritte. Der Schlüssel der Träume, 2005, no. 46, illustrated in colour in the catalogue