Apollo offers you the chance to win a superb free book.
Simply answer the question below and you could win one of the finest art history books and exhibition catalogues.
For our last competition prize we offered Rendez-vous with Art, by Philippe de Montebello and Martin Gayford (Thames and Hudson, £19.95)
We asked: In which year did Philippe de Montebello assume the directorship of the Metropolitan Museum of Art?
Answer: 1977
Congratulations to Mary Yule, winner of this competition, drawn at random from the hundreds of correct answers we received.
This week’s competition prize is John Constable: The Making of a Master, By Mark Evans (V&A Publishing, £30)
For your chance to win simply answer the following question and submit your details here before midday on 26 September 2014.
In which year was John Constable elected to full membership of the Royal Academy?
This competition closes at midday on 26 September 2014