A work by the English painter John Constable of a scene in Suffolk has sold for £22,441,250 - a world record price at auction for the artist.
The Lock is the fifth in a celebrated series of six large-scale paintings of the Stour Valley that Constable exhibited in the 1820s.
The painting, remarkable for its excellent state of preservation sold at Christie's in London.
The Lock was bought at the 1824 Royal Academy exhibition by James Morrison, who was the son of an innkeeper and who rose to become one of the wealthiest British merchants of the 19th Century.
The Lock remained in the possession of his descendants until 1990. The Constable's buyer remained anonymous.