FRANCIS BACON Two Studies for a Self-portrait, 1970, Estimate $22,000,000-30,000,000 - Sotheby's previews New York sales of Impressionist, Modern and Contemporary Art.   London Exhibition Dates 9- 13 April 2016, New York Sale Dates Impressionist & Modern Art Evening Sale: 9 May 2016 and Contemporary Art Evening Auction: 11 May 2016
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