August 8, 2007 – Amazon releases its final number for the release of Harry Potter and the Deathly Hallows. Over 2.2 million books were pre-ordered as of July 20; 1.75 books per second were sold on the final day before release.

August 8, 2007 – Amazon releases its final number for the release of Harry Potter and the Deathly Hallows. Over 2.2 million books were pre-ordered as of July 20; 1.75 books per second were sold on the final day before release.