'The Lock', Staff members at Sotheby's auction house. 蘇富比拍賣行的工作人員

Staff members at Sotheby's auction house take part in a media preview by holding a painting by British artist John Constable entitled 'The Lock', painted in around 1824-5, as it goes on view in London, Friday, Dec. 4, 2015. The painting is one of the six monumental landscapes the artist painted - this being the fifth in the series - and will be sold at auction on Dec. 9th, estimated at 8-12 million pounds sterling (US $ 12-18 million, euro 11.5- 16.8 million). (AP Photo/Alastair Grant)
Photos of the day - December 4, 2015
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