Harry Potter and the Goblet of Fire

Peter Harrington, a London bookdealer, is selling a 2000 Bloomsbury signed, first edition copy for £3,500. The copy is in fine condition and has an intact dust jacket. In 2000 it would have cost £14.99 to buy this book, and along with JK Rowling's signature, this book has increased in value by £3,485 over a 21 year period.