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76
The Tower Treasure
"All the more reason why we should get busy and clear up the affair," returned Mr. Hardy. "You boys can help."
"How?"
"By keeping your eyes and ears open and by using your wits. That's all there is to detective work."
"Well, you can just bet that if it will clear Slim's dad we'll be listening and looking for every clue there is," Joe assured his father.
