The life and legacy of J.M.W. Turner
Regarded as a national treasure, Joseph Mallord William Turner was denounced as much as he was lauded during his lifetime. Ahead of the sale of four Turner watercolours at Christie's in New York, we chart the highs and lows in the career of a genius
Joseph Mallord William Turner, Self-Portrait, circa 1799 (detail). Photo © Tate, London 2017