Booksreview
From the archive | Book review: How Caspar David Friedrich's star rose in the age of post-modernism
A magnificent visual record of the work of the German artist, who was virtually unknown before the 1960s, is matched by its scholarly text
John Constablearchive
As Constables resurface, Tate introduces a new side of the artist
Leslie Parris and Ian Fleming-Williams discuss what we can learn from these new pictures