Murder With a Past / Kill as Directed Author:Ellery Queen This is a Signet Double Mystery. — "Past" is about a robber who is killed. Who did it? A choice of suspects. Dave Tully didn't know who the killer was, but if he didn't find out fast, the price of failure could be death. — "Kill" is about a failed doctor till a millionaire and his young... more » wife hire him as his doctor. But, what happens to a doctor when someone sips a corpse into his locked apartment? How can Harry tell his richest patient he's having an affair with the man's wife? It's enought to give a man a heart attach. But WHICH man?« less