Agatha Christie is the best-selling author of all time. She has sold over two billion books worldwide which have been translated into over 45 languages. In a writing career that spanned more than half a century, Agatha Christie wrote eighty novels and short story collections. She also wrote over a dozen plays, including The Mousetrap, which is now the longest running play in theatrical history. This site is the only opportunity to buy the cover images from the most famous book collection of all time.