A VINTAGE MURDER MYSTERYAgatha Christie called her ?a shining light?. Have you discovered Margery Allingham, the 'true queen' of the classic murder mystery?Fact catches up with fiction when the secret of telepathic communication is discovered. But the device at the centre of the mystery is in the possession of two schoolboys and whether they stole it or invented it, there are powerful interests who will kill to get hold of it. Private detective Albert Campion faces as deadly a challenge as any in his career.As urbane as Lord Wimsey?as ingenious as Poirot? Meet one of crime fiction?s Great Detectives, Mr Albert Campion.