“That is the identical shred,” declared Sleuth positively, handing it back. “Close examination led me to the conclusion that that piece of cloth could possibly have come from the garment of only one person in Oakdale. In order, however, that I might make no error, I again sought Timothy Davis immediately after breakfast, and, without arousing his suspicions by letting him become aware of my motive, I perceived that a small patch of cloth, corresponding in every particular with the one before the court, had been torn from the right sleeve of his coat.”