CHAPTER III
FOUR IMPORTANT CHARACTERS
THE writer pauses here to say that the story of "The Man Who Knew" is an unusual one. It is reconstructed partly from the reports of a certain trial, partly from the confidential matter which has come into the writer's hands from Saul Arthur Mann and his extraordinary bureau, and partly from the private diary which May Nuttall put at the writer's disposal.
Those practiced readers who begin this narrative with the weary conviction that they are merely to see the workings out of a conventional record of crime, of love, and of mystery may be urged to pursue their investigations to the end. Truth is stranger than fiction, and has need to be, since most fiction is founded on truth. There is a strangeness in the story of "The Man Who Knew" which brings it into
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