Marcel Duchamp, Nude Descending Staircase, No. 2 , 1912 Philadelphia Museum of Art Marcel Duchamp's Nude Descending Staircase: An Hom.
'The Fountain', Duchamp, 1917
Irving Penn, Marcel Duchamp, New York, Gelatin silver print, selenium toned x The Morgan Library & Museum; Gift of Irving Penn; Copyright 1984 by Irving Penn.
I feel shame, not for the wrong things I have done but for the right things I have failed to do. by Marcel Duchamp