six o'clock in the morning
Now , it stands to reason , Mary Louise , that the nurse did n't use the streets to promenade with . Alora . That would have been dangerous to her plans . There are so few people abroad in Chicago at six o'clock in the morning that those who met the two would have noted and remembered them . For the same reason Mrs. Orme did not take a street car , or the elevated . Therefore , she took a cab , and the cabman who drove them will know Mrs. Orme 's address . '' `` But who was the cabman ? ''