On 15th September 1890 Agatha Christie née Miller was born to Frederick Alvah Miller [aged 44].
On 26th November 1901 [her father] Frederick Alvah Miller [aged 55] died.
In 1902 James Watts [aged 56] and Margaret Frary Watts Miller [aged 22] were married. She the sister of author Agatha Christie née Miller [aged 11]. The difference in their ages was 34 years.
On 12th January 1976 Agatha Christie née Miller [aged 85] died.