A porcelain sign that marked the intersection of Wall and Broad Street, near the New York Stock Exchange, is to be sold by Christies in Manhattan next month and is estimated to fetch between USD80,000 - 90,000. Who would have thought a piece of contaminated memorabilia would be worth so much? For most of us, 'Wall Street' conjurs up the creators of the toxic financial instruments that triggered a worldwide recession sending the international art market into freefall.
