원문 (영어)

Contents CHAPTER I The Dream Doctor II The Soul Analysis III The Sybarite IV The Beauty Shop V The Phantom Circuit VI The Detectaphone VII The Green Curse VIII The Mummy Case IX The Elixir of Life X The Toxin of Death XI The Opium Joint XII The “Dope Trust” XIII The Kleptomaniac XIV The Crimeometer XV The Vampire XVI The Blood Test XVII The Bomb Maker XVIII The “Coke” Fiend XIX The Submarine Mystery XX The Wireless Detector XXI The Ghouls XXI