Sonia Delaunay (1885–1979), Yellow Nude, 1908. Musée des Beaux-Arts de Nantes, Nantes © Pracusa 2014083

Sonia Delaunay, Prismes electriques, 1914 © Pracusa 2013057 © CNAP

Sonia Delaunay, Coat made for Gloria Swanson, 1923-24. Private Collection © Pracusa 2014083

Sonia Delaunay, Simultaneous Dresses (The three women), 1925. Museo Thyssen-Bornemisza, Madrid © Pracusa 2014083

Sonia Delaunay, Propeller (Air Pavilion),1937. Skissernas Museum, Lund, Sweden © Pracusa 2014083. Photo: Emma Krantz

Sonia Delaunay, Rhythm Colour no. 1076, 1939. Centre National des Arts Plastiques/Fonds National d’Art Contemporain, Paris, on loan to Palais des Beaux-Arts de Lille © Pracusa 2014083

Sonia Delaunay, Syncopated rhythm, so-called The Black Snake, 1967.  Musée des Beaux-Arts, Nantes, France © Pracusa 2014083