Duchamp Urinal By Alison Jacques Gallery €0 Untitled #260 (T4) By Alison Jacques Gallery €0 Untitled (Black necklace) By Alison Jacques Gallery €0 DUCHAMP BEHIND GLASS By Alison Jacques Gallery €0 Untitled (Sleeping) By Alison Jacques Gallery €0 Untitled #273 (Flowers/Floor) By Alison Jacques Gallery €0 Marcel Duchamp, Air de Paris By Alison Jacques Gallery €0 Untitled #276 (Spiderweb) By Alison Jacques Gallery €0