大师秘辛：三万卷画稿里的透纳

A look at the hidden psychology of renowned painter JMW Turner through his 37,000 private sketches, drawings and watercolours – an extraordinary archive that reveals the man behind the masterpieces. For the first time on television, these pages - including previously unseen erotic sketches - are used as a window into Turner’s inner world, exposing his private thoughts, creative...