“Bride,” 1912, Marcel Duchamp, American (born France), 1887 – 1968. Oil on canvas, 35 1/4 x 21 7/8 inches (89.5 x 55.6 cm). Philadelphia Museum of Art, The Louise and Walter Arensberg Collection, 1950. © 2012 Artists Rights Society (ARS), New York/ ADAGP, Paris/Succession Marcel Duchamp. On view in the exhibition “Dancing around the Bride: John Cage, Merce Cunningham, Jasper Johns, Robert Rauschenberg, and Marcel Duchamp” at Philadelphia Museum of Art through Jan. 21, 2013.