Agatha Christie had been toying with the idea of writing a detective novel for a while, although it is claimed that her sister told her she was incapable! ... read more
Yes, she did. She had a sister (Madge) and a brother (Monty). Her sister Margaret Frary “Madge” Miller was 11 years older than Agatha. Her brother Louis Montant “Monty” Miller was 10 years older than her. read more