This third collection of vintage detective stories includes these tales:"The Mandarin's Pearl" by R. Austin Freeman, "The Blue Sequin" by R. Austin Freeman, "The Chicago Heiress" by Clifford Ashdown, "The Case of Mr. Geldard's Elopement" by Arthur Morrison, "The Case of the Ward Lane Tabernacle" by Arthur Morrison, "The Liverpool Mystery" by Baroness Orczy, "The Case of Miss Elliott" by Baroness Orczy, "The Little Old Man of Batignolles" by Émile Gaboriau, "The Secret of the Fox Hunter" by William Le Queux, "The Staircase at the Heart's Delight" by Anna Katharine Green, and “The Adventure of the Naval Treaty" by Sir Arthur Conan Doyle.