three o'clock
Mercer , always an indefatigable experimenter , was never above using his friends in the benefit of science . And some of his experiments in the past had been rather trying , not to say exciting . `` I think I have what you call my thought-telegraph perfected , experimentally , '' he explained rapidly . `` I fell asleep working on it at three o'clock , or thereabouts , this morning , and some tests with Carson seem to indicate that it is a success . I should have called you to-morrow , for further test . Nearly five years of damned hard work to a successful conclusion , Taylor , and then this mermaid comes along and makes my experiment appear about as important as one of those breakers rolling in out there ! '' `` And what do you plan to do now ? ''