Timeline of the "Canonical Five" August 31, 1888: Mary Ann Nicholas 42-year-old Mary Ann Nicholas was last seen at 2:30 am at the junction of Osbourn and Whitechapel Road stumbling drunk. Mary was a divorced mother of 5 children who had alcoholic tendencies and would on occasion engage in sex work to make ends meet. She was probably working the night she was murdered. Sometime between 3:00 am and 3:30