(CNN) J.K. Rowling’s 1997 novel “Harry Potter and the Philosopher’s Stone” was the beginning of what would become a worldwide phenomenon. Now, the original illustration for the first<a class="excerpt-read-more" href="https://whdh.com/entertainment/original-cover-art-for-harry-potter-and-the-philosophers-stone-expected-to-set-auction-record/">Read More</a>