A 3 story collection. Murder Steps Out involves an unpleasant art collector and a stolen ruby recently bought at a Pasris estate sale by the agent of a maharajah --classic British style mystery. The Silent Partner is mor of a damsel in distress set in Florida, and Green Aces is a New York Hildegard Withers mystery beginning with a young mn found unconscious in a car with a beautiful naked woman, dead. ( )