Sotheby’s Top Lots Sold Online Above $500k January 20, 2015 by Marion Maneker More from Art Market MonitorArtBasel Set to Open Amid Strong Demand for Art as ‘Neutral Currency,’ Short Supply in Classic Names Gagosian’s Gambino Family StealGeorgia O'Keeffe's Legacy to FiskPolaroid's Last GaspYayoi Kusama’s Market Prowess Beats Hirst, Koons and RichterSotheby’s New Business Strategy Committee