Leonardo da Vinci bear head could make record for drawing by the artist
Leonardo da Vinci's Head of a Bear (around 1480) is expected to fetch between £8m to £12m © Christie's A study of a bear's head by Leonardo da Vinci will go on sale at Christie's London on 8 July with an estimate of £8m to £12m ($11.2m to $16.9m). Measuring 7cm by 7cm, this silverpoint drawing on pale pink-beige paper was executed around 1480 and is one of eight known Leonardo drawings still in private hands, excluding those in the British Royal Collection and the Devonshire Collections at Chatsworth. Head of a Bear could likely break the record for a drawing by Leon...