New York: Arthur A.Levine Books / Scholastic Inc, 2007. First American edition of the seventh and final novel in Rowling's immensely popular Harry Potter series. Octavo, original half cloth. Boldly signed by J.K. Rowling on the title page, with the author's hologram to the title page. Fine in a fine dust jacket. Illustrated by Mary GrandPre. Uncommon signed. Released on July 21, 2007, the seventh and final novel in Rowling's acclaimed Harry Potter Series, Harry Potter and the Deathly Hallows, shattered sales records, surpassing every record set by previous titles in the series. The book holds the Guinness World Record for most novels sold within 24 hours of release, with 8.3 million sold in the US and 2.65 million in the UK. Generally well received by critics, it won the 2008 Colorado Blue Spruce Book Award, and the American Library Association named it a "Best Book for Young Adults." “We can't think of anyone else who has sustained such an intricate, endlessly…