Art: 21 on PBS October 7, 2009 by Marion Maneker More from Art Market MonitorIn Conversation: Director of Pulse Art Fair, Cornell De Witt.Bacon Pope Painting That Sparked the Artist’s Market Comes Back at Sotheby’s in LondonXu Beihong Painting Tops $42mUber-Collectors v. the Museums: I Own It; You Show ItGuaranteed Faith in the MarketJohns Flag Raised at Christie's