Max Weber, Interior of the Fourth Dimension (1913)

 

 

Thomas Wilfred, from The Color Organ (1922)

 

 

Marcel Duchamp, sketch for The Large Glass

 

 

 

Julian Wasser, photo of Marcel Duchamp and Eve Babitz playing

chess at Pasadena Art Museum (1963)

 

 

Cover to Tertium Organum by P.D. Ouspensky (1912)