Download or read book Three Act Tragedy written by Agatha Christie and published by Harper Collins. This book was released on 2011-06-14 with total page 274 pages. Available in PDF, EPUB and Kindle. Book excerpt: Sir Charles Cartwright should have known better than to allow thirteen guests to sit down for dinner. For at the end of the evening one of them is dead—choked by a cocktail that contained no trace of poison. Predictable, says Hercule Poirot, the great detective. But entirely unpredictable is that he can find absolutely no motive for murder.…