Harry Potter is the bestselling book series of all time, with 600 million copies sold worldwide, and has been turned into a ...

A rare first edition of Harry Potter and the Philosopher’s Stone has sold for £36,000 after being bought for around just £10 in 1997. Christine McCulloch, who bought the book in Stratford-Upon ...

An original watercolour illustration has become the most valuable Harry Potter item ever sold - fetching $1.9m (£1.5m ... before the book series was complete, for £85,750 (about $108,000 ...