One o'clock
`` I am obliged to attend the Cantata rehearsal at Mrs. Brompton 's . '' `` Then I will order the carriage to be placed at your disposal . What hour ? '' `` One o'clock . '' Upon her plate lay a sealed envelope , and as she put it in her pocket , his keen eyes searched her countenance . `` Did you sleep well ? I should judge you had not closed your eyes . ''