"Way back in 1997, when Mary first sketched out ideas for the U.S. edition of the first Harry Potter cover ... lightning bolt part of the title, a signature part of the branding to this ...

A set of signed Harry ... Potter, the main reason the books are so valuable is because so many people feel so strongly attached to them. Their author JK Rowling "understands the power of her ...

An Antiques Roadshow guest couldn't stop smiling at the value of her first edition Harry Potter book, despite being in less than impressive condition.

An Antiques Roadshow expert pointed out a number of flaws with a first edition Harry Potter book, and yet, still appraised it for a tidy sum.

A first-edition Harry Potter novel that was bought for 13p almost 30 years ago has sold at auction for £11,000. The uncorrected proof copy of Harry Potter and the Philosopher's Stone was bought ...

An Antiques Roadshow guest as left smiling when she was told the value of her "shockingly bad" Harry Potter book by an expert.