Click here for more details on this book. While visiting that page (yes, it's on that infamous auction site) you can view more pictures of this damaged book that someone thinks is the Hope Diamond of mystery fiction.
UPDATE (May 17, 2013): The seller appears to be playing a game with this item's listing. Each day the price drops. Tim Prasil caught it at £39,500. Today I see it has been further reduced to £38,750. How do you spell crackpot?