Chapter 42

"You see that, and that?" She saw now a deep circular indentation. "It was filled with putty and painted over. I thought it was a nut-hole until I started picking out the putty." "What is it?" she asked wonderingly. "It is the mark made by a spent bullet," said Smith slowly. "The bullet that killed Hervey Lyne. He was shot in this passage." CHAPTER TWENTY-FIVE "It's all based on deduction so far," said Surefoot, "but it is the kind of deduction that I am willing to bet on, and that is saying a lot for me: I don't w…