The Duke's Mystery- A London private detective does his best to solve a robbery ring, and things go well until a local constable looking for a promotion follows the wrong clue- with disastrous results Matrimonial Espionage- A wealthy man hires a detective to follow his wife and report if she is being unfaithful. Both stories from Andrew Forrester's collection titled 'The Secret Service: Recollections of a City Detective Learn more about your ad choices. Visit podcastchoices.com/adchoices