two o'clock in the morning
Why have n't you -- '' `` Perhaps I have . At any rate , the doubt I spoke of is not due to any neglect of opportunity on my part . But we must get to business . It is two o'clock in the morning . We 've found out old Napper 's game . Now , what are we going to do about it ? '' During this little side conversation , Hallam had been pacing the floor , thinking .