London – Leonardo da Vinci’s "Head of a Bear" will be offered for sale at Christie’s in London as a highlight lot in the
Leonardo da Vinci
September 26, 2017
September 17, 2013
New York, NY, September 16, 2013—The genius of Leonardo da Vinci—draftsman, painter, scientist, inventor—continues to captivate us almost five hundred years after his death.