talked to Miss Greene out in the hall for five or ten minutes, and then left."
Shortly after Doctor Von Blon's departure two other men from the Homicide Bureau arrived, and the next two hours were spent in interrogating the members of the household. But nobody, except Sibella, admitted even hearing the shot. Mrs. Greene was not questioned. When Miss Craven, the nurse, who slept on the third floor, was sent in to her, she reported that the old lady was sleeping soundly; and the Sergeant decided not to disturb her. Nor was Ada awakened: according to the nurse, the girl had been asleep since nine o'clock.
Rex Greene, however, when interviewed, contributed one vague and, as it seemed, contradictory bit of evidence. He had been lying awake, he said, at the time the snowfall ceased, which was a little after eleven. Then, about ten minutes later, he had imagined he heard a faint shuffling noise in the hall and the sound of a door closing softly. He had thought nothing of it, and only recalled it when pressed by Heath. A quarter of an hour afterward he had looked at his watch. It was then twenty-five minutes past eleven; and very soon after that he had fallen asleep.
"The only queer thing about his story," commented Heath, "is the time. If he's telling the tale straight, he heard this noise and the door shutting twenty minutes or so before the shot was fired. And nobody in the house was up at that time. I tried to shake him on the question of the exact hour, but he stuck to it like a leech. I compared his watch with mine, and it was O. K. Anyhow, there's nothing
