one o'clock
You have n't answered my question about whether if I waited and -- '' `` No , she would n't , '' said Mrs. Emery decisively . `` After dancing so late nights , I want her to sleep every minute she 's not wanted somewhere . _ I _ have the responsibility of looking after her health , you know . I hope she 'll sleep now till just time to get up and dress for Marietta 's lunch-party at one o'clock . '' The father of the family frowned . `` Is Marietta giving another lunch-party for Lydia ? They ca n't afford to do so much .