CHAPTER EIGHT Portable Flat Surfaces“I assure you,” said Gamadge, “that this murder was meant to be the perfect crime, and that it was in fact an almost perfect crime. It was never cooked up on the spur of the moment, in desperation, because I had appeared on the scene and requested an audience with Miss Iris Vance. I agree with you that Miss Vance is therefore out of it, except as accessory after the fact. If she had known anything about it—known that it was arranged for tonight, I mean—she would have stopped it. She would either have got in touch with the murderer or murderers, or failing that, she would have gone up there at the proper time, and waited there to call the thing off. “But the murderer—we’ll suppose that there was actually one, no matter how many accessories before the fa

