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25 The Secret Panel (1946): The Hardy Boys Mystery

This is a picture of the Hardy Boys Book 25 The Secret Panel (1946): The Hardy Boys Mystery

Volume 25: The Secret Panel

Frank and Joe uncover a hidden world of secret passages and concealed rooms as they investigate a series of thefts at a historic mansion. As they explore the house's mysteries, the Hardy Boys find themselves entangled in a plot involving long-lost treasures and family secrets. With help from their friend Chet Morton, they must decipher clues from the past to solve a very present danger.

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