Collection of vintage Boxcar Kids books by Gertrude Chandler Warner Some covers are great, others show wear. The following books are included: Book 1: The Boxcar Children Book 2: Surprise Island Book 3: The Yellow House Mystery Book 5: Mike's Mystery Book 7: The Woodshed Mystery Book 8: The Lighthouse Mystery Book 9: Mountain Top Mystery Book 10: Schoolhouse Mystery Book 11: Caboose Mystery Book 12: Houseboat Mystery Book 13: Snowbound Mystery Book 14: Treehouse Mystery Book 15: Bicycle Mystery Book 16: Mystery in the Sand Book 17: Mystery Behind the Wall Book 18: Bus Station Mystery Book 20: The Haunted Cabin Mystery Book 21: The Deserted Library Mystery Book 22: The Animal Shelter Mystery Book 23: The Old Motel Mystery Book 24: The Mystery of the Hidden Painting Book 26: The Mystery of the Mixed Up Zoo Book 28: The Mystery Girl Book 33: The Mystery at the Dog Show Book 44: The Dinosaur Mystery Book 47: The Mystery of the Hot Air Balloon Book 48: The Mystery Bookstore Book 50: mystery in the Cave Book 54: The Hurricane Mystery Book 57: The Mystery in San Fransisco Book 59: The Outer Space Mystery