"'Therefore, as I had already recognized the dangerous possibilities contained in the "wireless," I did not forget the little aerials which hummed above me that night I put Mr. Hareston aboard the Bahia. In fact, I very scrupulously visited the "wireless" room and, by carefully removing a few plugs, effectively wrecked their resonators. And, having already prevented the "wireless" from being turned against me, I made it doubly safe by turning it against you, old chap.
"'Therefore, when we reached Polporru, and the police and all the town folk had assembled at the new "wireless" station, I simply entered the old station and, by graduating the current to give the effect of a ship answering off Land's End, I replied as the Bahia, and sent in your description in detail to the police. But one thing destroyed the full effect. In the train that morning, I saw that you had hurt your wrist, so I sent that along with the rest of your description. But that circumstance happened so to establish your innocence
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