A worker poses with "Kate Moss, for Paris Vogue, March 2004" by photographer David Sim, at Christie's auction house in London September 4, 2013. The work is estimated to sell for 15,000 GB pounds (US$ 23,500) when auctioned in the sale "A Celebration of Kate Moss", from the collection of gallery owner Gert Elfering, in London on September 25.[Photo/Agencies]