The Middlefold Murders

Mrs Alicia Wayneright died unexpectedly on the night of a family dinner party - of heart failure, her doctor said. Her sons expected to inherit her fortune, but an unsuspected will, read after the funeral, disclosed that she had disinherited them, leaving the money to a young husband she had secretly married. Then exhumation disclosed that she had been murdered. But who killed her - the sons, in desperate straits for money - or the husband, confidently expecting to succeed to fortune?