"TRUE CRIME Murder General." . . "Murder England Derbyshire History." . . "Electronic books"@en . . . . . "Unsolved murders in and around Derbyshire" . . . . . . . "There is no such thing as the perfect crime. Yet within these pages are thirteen twentieth-century murders whose perpetrators have - so far - escaped justice. Some may still be alive, cold cases awaiting new forensic leads but others have taken their chilling secrets to the grave. Read about the strange theatrical vagrant found brutally murdered in a brick works. Also about the unfortunate girl strangled to death in a derelict building at Christmas; a taxi driver killed by his passenger on a lonely road; a police officer's girl friend who was sexually assaulted and murdered on moorland; the dre."@en . "Unsolved Murders in and Around Derbyshire"@en . . . "Case studies"@en . "Case studies" . . .