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