Publisher: William Morrow Paperbacks; Reprint Edition (June 14, 2011) Language: English Paperback: 272 pages ISBN-10 : 0062073834 ISBN-13 : 978-0062073839 Item weight: 204 G ------ 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.…