THE PRESBYTERY HAS LOST NOTHING
that letter had anything whatever to do with the crime. I told him that in an affair so filled with mystery as this, he had no right to hide this letter; that I was persuaded it was of considerable importance; that the desperate tone in which Mademoiselle Stangerson had pronounced the prophetic phrase,—that his own tears, and the threat of a crime which he had professed after the letter was read—all these facts tended to leave no room for me to doubt. Monsieur Darzac became more and more agitated, and I determined to take advantage of the effect I had produced on him. 'You were on the point of being married, Monsieur,' I said negligently and without looking at him, 'and suddenly your marriage becomes impossible because of the writer of that letter; because as soon as his letter was read, you spoke of the necessity for a crime to win Mademoiselle Stangerson. Therefore there is someone between you and her someone who has attempted to kill her, so that she should not be able to marry!' And I concluded with these words: 'Now, monsieur, you have only to tell me in confidence the name of the murderer!'—The words I had uttered must have struck him ominously, for when I turned my eyes on him, I saw that his face was haggard, the perspiration standing on his forehead, and terror showing in his eyes.
"'Monsieur,' he said to me, 'I am going to ask of you something which may appear insane, but in exchange for which I place my life in your hands. You must not tell the magistrates of what
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