- E-bookThe Gentleman Who VanishedFergus Hume
- E-bookA Son of PerditionFergus Hume
- E-bookThe Mystery QueenFergus Hume
- E-bookMiss MephistophelesFergus Hume
- E-bookFor the DefenceFergus Hume
- E-bookThe Sacred HerbFergus Hume
- E-bookThe Silver BulletFergus Hume
- E-bookMonsieur JudasFergus Hume
- E-bookThe White RoomFergus Hume
- E-bookA Creature of the NightFergus Hume
- E-bookThe Yellow HollyFergus Hume
- E-bookThe Red-headed ManFergus Hume
- E-bookThe Millionaire MysteryFergus Hume
- E-bookThe Piccadilly PuzzleFergus Hume
- E-bookThe Rainbow FeatherFergus Hume
- E-bookThe Mandarin's FanFergus Hume