three o'clock
`` Have you an appointment ? '' came the relentless inquiry , and Diana could well imagine how inexorably the greatly daring who had come on chance would be turned away . `` Yes -- oh , yes , '' she stammered . `` For three o'clock -- Miss Diana Quentin . '' `` Come this way , please . '' The man stood aside for her to enter , and a minute later she found herself following him through a narrow hall to the door of a room whence issued the sound of a softly-played pianoforte accompaniment . The sphinx-like one threw open the door and announced her name , and with quaking knees she entered .