signed and numbered 'Marcel Duchamp 12/30' (lower centre)
etching on paper
32.3 by 25 cm. 12 3/4 by 9 7/8 in.
Executed in 1965, this work is number twelve from an edition of thirty
Private Collection, London.
Arturo Schwarz, The Complete Works of Marcel Duchamp, Volume Two, New York and London, 2000 (illustrated in colour, cat. no. 623).