... danger Berrington slept soundly. Bright sunshine was pouring into the room through the little porthole in the iron shutter as he came to himself. By his side was a cold breakfast, with a spirit lamp for the purpose of making coffee. Berrington had hardly finished and applied a match to a cigarette before he was startled by the scream of a whistle. Looking around to see whence the sound came, his eyes fell upon a speaking tube. His heart gave a great leap as it occurred to ... — The Slave of Silence • Fred M. White