The drawing known as “Head of a Bear” was sketched on a square piece of pale, pink-beige paper measuring just less than 3 inches. The piece is believed to have been drawn around 1480. It was estimated ...

LONDON — A drawing by Italian Renaissance master Leonardo Da Vinci, one of the last to be sold, is expected to fetch $16 million when it's auctioned on Thursday. Subscribe to read this story ad-free ...