epa05880721 A Sotheby's employee adjusts a photograph by British photographer Chris Levine of Queen Elizabeth II called 'Lightness of Being' during a press preview Sothebys, Central London, Britain, 31 March 2017. The piece is part of a collections of over 130 drawings by Gerald Scarfe that will be on sale at Sotheby's on 05 April 2017. EPA/WILL OLIVER