about eleven o'clock
He went on out of the room , mumbling again incoherently . She resumed her vigil , unable to read because of her misgivings , staring at the fire , starting at a harsher gust of wind or any unaccustomed sound . And for a long time there beat against her brain the shuffling , searching tread of her uncle . Its cessation about eleven o'clock increased her uneasiness . He had been so afraid ! Suppose already the thing he had feared had overtaken him ? She listened intently .