© Licensed to London News Pictures. 26/06/2018. LONDON, UK. Sotheby's staff making bids on behalf of telephone bidders in front of ''Untitled Anthropometry, (Ant 5)'' by Yves Klein, (Est. £5,500,000 - 7,500,000) which sold for a hammer price of £5,800,000 at Sotheby's Contemporary art evening sale in New Bond Street.  Photo credit: Stephen Chung/LNP