Death's Inheritance

> Why did Sir John Appleby disinherit his wife and son and leave his estates and large fortune "to my daughter"? The girl had been dead for four years. What was the secret of eight mysterious years missing from his life? Had his wife, or his son, brought about his death to get his money? These were the problems confronting Doctor Manson, Scotland Yard's scientist head, before he solved an intricate plot of murder, revenge and greed.