Amedeo Modigliani (1884-1920), Portrait of Maurice Drouard, 1909. Oil on canvas. 23¼ x 17¼ in (59 x 44 cm). Sold for €4,485,500 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in Paris

Manolo Millares (1926-1972), Cuadro 54, 1959. Oil and string on burlap. 59 x 78¾ in (150 x 200 cm). Sold for £1,091,250 on 10 July 2020 at Christie's in London. © 2020 Artists Rights Society (ARS), New York.

René Magritte (1898-1967), L'Arc de Triomphe, 1962. Oil on canvas. 51⅜ x 63¾ in (130.6 x 162 cm). Sold for £17,798,750 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in London. © 2020 C. Herscovici, London / Artists Rights Society (ARS), New York.

Takeo Yamaguchi (1902-1983), Yellow Quadrangle, 1959. Oil on board. 72 x 72 in (183 x 183 cm). Sold for HK$15,125,000 on 10 July 2020 at Christie's in Hong Kong. © 2020 Artists Rights Society (ARS), New York / ADAGP, Paris

Gerhard Richter (b. 1932), Frost (1), 1989. Oil on canvas. 55⅛ x 39⅜ in (140 x 100 cm). Sold for HK$79,255,000 on 10 July 2020 at Christie's in Hong Kong. © Gerhard Richter 2020.

Pablo Picasso (1881-1973), Les femmes d'Alger (version ‘F'), 1955. Oil on canvas. 21⅜ x 25⅝ in (54.2 x 65 cm). Sold for $29,217,500 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in New York. © 2020 Estate of Pablo Picasso / Artists Rights Society (ARS), New York.

Brice Marden (b. 1938), Complements, 2004-2007. Oil on canvas, in two parts. Each canvas: 72 x 48 in (182.9 x 121.9 cm). Sold for $30,920,000 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in New York. © 2020 Brice Marden / Artists Rights Society (ARS), New York.

Ruth Asawa (1926-2013), Untitled (S.401, Hanging Seven-Lobed, Continuous Interlocking Form, with Spheres within Two Lobes), circa 1953-1954. Hanging sculpture — enamelled copper and brass wire. 78 x 15 x 15 in (198.1 x 38.1 x 38.1 cm). Sold for $5,382,500 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in New York.© The Estate of Ruth Asawa / Artists Rights Society (ARS), New York.

Roy Lichtenstein (1923-1997), Nude with Joyous Painting, 1994. Oil and Magna on canvas. 70 x 53 in (177.8 x 134.6 cm). Sold for $46,242,500 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in New York. © Estate of Roy Lichtenstein.

Wayne Thiebaud (b. 1920), Four Pinball Machines, 1962. Oil on canvas. 68 x 72 in (172.7 x 182.8 cm). Sold for $20,137,500 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in New York. © 2020 Wayne Thiebaud / Licensed by VAGA at Artists Rights Society (ARS), NY

Jean Dubuffet (1901-1985), Pourlèche fiston, 1963. Oil on canvas. 45 x 57⅝ in (114.3 x 146.5 cm). Sold for €6,528,500 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in Paris. © 2020 Artists Rights Society (ARS), New York / ADAGP, Paris.

Amedeo Modigliani (1884-1920), Portrait of Maurice Drouard, 1909. Oil on canvas. 23¼ x 17¼ in (59 x 44 cm). Sold for €4,485,500 in ONE: A Global Sale of the 20th Century on 10 July 2020 at Christie's in Paris