The bungalow mystery by Keene, Carolyn
The mystery of the brass bound trunk by Keene, Carolyn
The whispering statue by Keene, Carolyn
The clue of the leaning chimney by Keene, Carolyn
The message in the hollow oak by Keene, Carolyn
The clue in the jewel box by Keene, Carolyn
The secret of the golden pavilion by Keene, Carolyn
The Moonstone Castle mystery by Keene, Carolyn
The haunted showboat by Keene, Carolyn
The secret of the old clock by Keene, Carolyn
The clue of the tapping heels by Keene, Carolyn
The secret in the old attic by Keene, Carolyn
The clue in the diary by Keene, Carolyn
The thirteenth pearl by Keene, Carolyn
The quest of the missing map by Keene, Carolyn
The clue in the old stagecoach by Keene, Carolyn
Race against time by Keene, Carolyn
Sabotage at Willow Woods by Keene, Carolyn
Once upon a thriller by Keene, Carolyn
Secret at Mystic Lake by Keene, Carolyn
Curse of the Arctic Star by Keene, Carolyn
Secret of the spa by Keene, Carolyn
The magician's secret by Keene, Carolyn
The secret of the old clock by Keene, Carolyn