one o'clock
It would amuse me to hear what she has been doing . I 'll behave quite nicely -- there ! '' And , taking up her fan , Lady Tressady lightly tapped her son 's hand with it in her most characteristic manner . He rose , seeing from the clock that he should only just have time to drive quickly back to Letty if he was to be at the House in time for an appointment with a constituent , which had been arranged for one o'clock . `` I will send Justine to you as I go out , '' he said , taking up his hat , `` and I shall hear of you from Letty this evening . '' Lady Tressady said nothing . Her eyes , bright with some inner excitement , watched him as he looked for his stick .