Picasso portrait of Marie-Therese Walter, known as his "golden muse", sold for ?49.8 million at Sotheby's London on Wednesday, Feb. 28, 2018, making it the most expensive painting ever auctioned in the UK. The 1937 painting has never been sold on the market before, having previously been part of a private collection. Thomas Bompard, head of Sotheby's London impressionist and modern art evening sales, called the oil on canvas work "one of the greatest portraits by Picasso to appear on the market in recent years." (Photo/Agencies)
