one o'clock
Hardly knowing what he did , he walked the streets hither and thither . He could not tell what streets he traversed , but he kept up the exercise till he was tired . Then he became calmer , returned home , entered the house with a latch key , and went to bed without waking any of the inmates . On going to bed , he observed that his watch marked one o'clock . An intelligent juror . `` You must have passed a large number of people in the streets between eleven and one o'clock . Did you see no one whom you knew ? ''