Sotheby’s Imp-Mod Evening Highlights May 7, 2013 by Marion Maneker More from Art Market MonitorLondon’s Grand FinaleSotheby’s London Cont Evening Sale HighlightsHockney Has Some Art Worth £80m & Some That’s Un-Sell-ableAboriginal Art Market Was Choked Off By Misguided Legislation, Australians SayChristie's Russian Paintings & Works of Art = £14.9mChristie’s Presents Plenty of Evidence for Barbara Johnson’s Vermeer