The painting ONE DOLLAR BILL (Silver Certificate ) by Andy Warhol in 1962, which was once owned by his Manager Fred Hughes beats its 18 million POUND high estimate to a 20.9 million pound in London’s Sotheby auction last week. This was once bought by a collector at Galerie Bruno Bischofberger in Zurich in 1997. Its Followed by Francis Becons, ... Read More »