• Murder on Wheels
• Puzzle of the Blue Banderilla
• Hildegarde Withers Makes the Scene
• Puzzle of the Pepper Tree
• Unhappy Hooligan
• Nipped in the Bud
• Miss Withers Regrets
• Green Ace
• Puzzle of the Happy Hooligan
• Puzzle of the Silver Persian
• Puzzle of the Red Stallion
• Murder on the Blackboard
• Cold Poison