The Mystery of Cabin Island

Frank and Joe face dual challenges as they set out on their iceboat, the Sea Gull, to Cabin Island. There, a hostile stranger confronts them, and they encounter sabotage and a mysterious prowler. Undeterred, the Hardy boys embark on a thrilling quest to locate Johnny Jefferson and unravel the mystery of stolen antique medals. Their cleverness and bravery shine as they outsmart a dangerous adversary, leading to a suspenseful and fast-paced adventure filled with intrigue and excitement.