ing work by Frank Auerbach, Lucian Freud and Andy Warhol. And Phillips de Pury will hope to break the f1m mark with David Hockney's Autumn Pool while Maurizio Cattelan's Una Domenica a Rivara, a rope of knotted bedsheets to hang from a window, is estimated to sell at £400,000 to £600,000. Elsewhere, in a bold new addi