22/30. Edition and signature lower in pencil. Signature in plate lower left. At the back Schwarz Gallery, Milan, label. Plate size: 34.5x23.5 cm. Editor: Arturo Schwarz, Milan. Publication: Jean Clair, Marcel Duchamp, Musee National D'art Moderne, Centre Georges Pompidou, Paris, 1977, p.145; Rudolf E. Kuenzli, Francis M. Naumann, Marcel Duchamp: Artist of the Century, the MIT press, Cambridge, 1989, ill.10, p.144 (different specimen); Arturo Schwarz, The Complete Works of Marcel Duchamp, Delano Greenidge Editions, US, New York 1997, (different specimen). Exhibition: Tate Gallery, London, 2008, Duchamp - Picabia - Man Ray, fig. 217, p. 169 (different specimen); MNAC, Barcelona, 2008, Duchamp - Picabia - Man Ray, fig. 217, p. 169 (different specimen).