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...These began last week with The Shadow of the Real, a show that explores how artists harness technology, through the work of Bridget Riley, Avery Singer and Wade Guyton (prices range from $875,000 to $6m,...
...Sotheby’s, London, July 9: Old Master paintings A painting bought at an auction in Vienna four years ago for €440,000 that turned out to be a long-lost work by Frans Hals will be the star here....
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