William Le Queux

PD-US

The Master of Mystery waves his magic wand again. In this book the strange inter-relationships between the ""upper crust"" and the underworld are revelaed with convincing realism. Besides the elusive ""Mademoiselle,"" we come in tantalizing conact with the ""Sparrow,"" the incredible super criminal whose emissaries and operatives baffle the greatest detectives of Europe.