about ten o'clock
`` Not exactly . There was nothing to find out . But Count Feri wanted to come and see me this evening to say ` good-bye , ' as he is off to-morrow for some weeks to shoot bears . He could n't come till about ten o'clock , and did n't want to be seen walking into the tap-room at that hour of the night . There is the back door , you know , '' she continued , talking a little excitedly and volubly , `` which my father always keeps locked and the key in his pocket , and Count Feri wanted me to give him the duplicate key , so that he could slip in that way unobserved . '' `` Hm ! '' mused Andor .