CHAPTER III

IN THE UPSTAIRS CORRIDOR The stranger was dressed in a summer suit of grey flannel, and dangled a broad-brimmed Panama hat in his hand. Nothing indicated that he had observed their little group. Mrs. Moor tapped her heel smartly on the floor. He at once looked round, but with perfect self-possession. He was a shortish, heavily-built man, perhaps fifty years of age, having a full, florid face, a dome-like forehead, and a neck short, thick, and red—an energetic, intellectual type of person, probably capable of prolon…