about four o'clock
`` -- in the hope that we may find something which may bear upon our investigation . I have made arrangements , and the workmen will be at work early to-morrow morning diverting the stream -- '' `` Impossible ! '' `` -- diverting the stream ; so I thought it best to explain matters beforehand . `` Now sign that , and send it by hand about four o'clock . At that hour we shall meet again in this room . Until then we may each do what we like ; for I can assure you that this inquiry has come to a definite pause . '' Evening was drawing in when we reassembled .