CHAPTER X
The Boy on the Deck
Perhaps it was because Mrs. Hardy was determined to show that she was mistress in her own home. At any rate, she gave her consent to the proposed expedition. This was in spite of all Aunt Gertrude's protests and predictions of disaster. The terrible woman raved for an hour when it was definitely decided that the Hardy boys should go on the trip, but Mrs. Hardy was firm. If there was any chance that they might be able to rescue Chet and Biff she meant that they should avail themselves of it.
They explained their theory regarding the letter, and although Aunt Gertrude derided it as nonsense, Mrs. Hardy was disposed to believe that their deductions might be correct.
"You may go," she said. "But take care of yourselves and don't take any foolish chances. I'm worrying enough about your father, as it is."
So the boys left the house before Aunt Gertrude would have an opportunity to change
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