• Room Number 3, and Other Detective Stories
• The Circular Study
• The Doctor, his Wife, and the Clock
• That Affair Next Door
• The Forsaken Inn: A Novel
• The Sword of Damocles: A Story of New York Life
• Agatha Webb
• Lost Man's Lane: A Second Episode in the Life of Amelia Butterworth
• The House in the Mist
• The Woman in the Alcove
• The Chief Legatee
• The Amethyst Box
• The Leavenworth Case
• A Strange Disappearance
• The Millionaire Baby
• X Y Z: A Detective Story
• One of My Sons
• Cynthia Wakeham's Money
• The Mystery of the Hasty Arrow
• Dark Hollow
• The Bronze Hand
• Initials Only
• The Anna Katharine Green Mystery Megapack
• The Golden Slipper
• The Leavenworth Case (Penguin Classics)
• The Complete Amelia Butterworth Mystery Series