charcoal drawing
Is 16th-century charcoal sketch a naked Mona Lisa?
A French art expert believes a charcoal drawing kept in a collection for more than 150 years may be a preparatory sketch made by Leonardo da Vinci of the Mona Lisa.
September 30, 2017
Is 16th-century charcoal sketch a naked Mona Lisa?
A French art expert believes a charcoal drawing kept in a collection for more than 150 years may be a preparatory sketch made by Leonardo da Vinci of the Mona Lisa.
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