da Vinci drawing sold for millions
TT 
Visitors look at a portrait of the Renaissance artist Leonardo da Vinci (1452–1519) in an exhibition. Stock Photography.Picture: Alessandra Tarantino/AP/TT Leonardo da Vinci's subtle little drawing of a bear's head is to be sold at auction in London. The artwork is estimated to go under the hammer for the equivalent of 90-140 million Swedish kronor, writes The Guardian.
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