twenty minutes after twelve
She stated that it was nearly eleven o'clock when she reached her room , but added that she did not retire immediately , as her cousin , Miss Thornton , had come in , and they had chatted together for more than an hour ; that while so engaged , she heard Mr. Scott come up-stairs and enter his room , which adjoined hers , and lock the door for the night . `` At what hour was this ? '' inquired the coroner . `` It could not have been more than twenty minutes after twelve , as it was twenty-five minutes after twelve when my cousin went to her room , and this was about five minutes earlier . '' `` Can you state whether or not he left his room within the next half-hour ? '' `` I know that he did not , '' she replied . `` I can testify that he remained in his room until after one o'clock .