Hardy Boys 03: The Secret of the Old Mill

<b>The third book in the classic Hardy Boys mystery series! Join these amateur sleuths on an action-packed adventure as they work to solve the case before it's too late. </b> <p/>With two cases in tow the Hardy boys look to Turner mill for clues. Determined to learn the secret of the old mill Frank and Joe employ a clever ruse to gain entrance only to find themselves trapped. How the young detectives extricate themselves from this dangerous situation and unravel mysteries will keep readers tense with suspense!