two o'clock
`` Tell me all the facts . '' I saw by the man 's agitation , his white face , and the hurried manner in which he had evidently dressed to come in search of me , that something tragic had really occurred . `` We know nothing yet , sir , '' was his quick response . `` I entered his room at two o'clock , as usual , to see if he wanted anything , and saw that he was quite still , apparently asleep . The lamp was turned low , but as I looked over the bed I saw a small dark patch upon the sheet . This I discovered to be blood , and a moment later was horrified to discover a small wound close to the heart , and from it the blood was slowly oozing . '' `` Then he 's been stabbed , you think ? ''