March waited until she had finished. Then he said with evident restraint, “I am sorry, but I simply cannot agree. You have built up an ingenious theory without any evidence to support it. As you know, I have a great respect for your opinion, but you would not expect me to accept it against my own judgment. To my mind there could hardly be a clearer case.” Miss Silver shook her head slightly. “Thank you for listening to me so patiently,” she said. “I must not take up any more of your time.” She went to the door, smiled at Frank Abbott who stood there to open it for her, and was gone. March went up to see Jerome Pilgrim, and went alone. Miss Silver had not convinced him, but she had disturbed his mind. The suggestion that after three, and possibly four, deaths the person responsible for

