The original edition of "Harry Potter and the Philosopher's Stone," which is marked "uncorrected proof copy" on the cover, was purchased in 1997 for a total of 40 pence.
The Royal Mint, which makes all the coins in the United Kingdom, is bringing out a new set of Harry Potter 50p coins in a bid to commemorate the 25th anniversary of the publication of 'Harry Potter and the Philosopher's Stone' by JK Rowling in 1997.