nine o'clock
`` You could n't . You have made a lot of bluffing talk about holding a bill of sale , but I do not take any stock in that till you produce the document . I have purchased this yacht , and , as long as I believe myself her rightful owner , I shall do with her as I see fit . At nine o'clock she sails . '' The fellow hesitated , and then snapped out : `` Oh , I can prove to you that I am not lying . I will prove it . Here is the bill -- see for yourself . ''