The Mystery of the Headless Horse: The Three Investigators in: The Mystery of the Headless Horse

Ruins threaten the proud old Alvaro family! They can’t pay the mortgage on their ranch. Their house and barn have been destroyed in a suspicious fire. Their only hope is to find the family’s priceless heirloom—a jeweled sword that mysteriously disappeared over 100 years ago. Generations of Alvaros have failed to find it. Can the Three Investigators do any better? The boys’ task seems impossible—until a statue of a headless horse yields an amazing clue.