Miss Marple at an Italian finishing school with Americans Ruth Van Rydock and Caroline "Carrie" Louise Serrocold. While Miss Marple is described as 'an old lady' in many of the stories, her age is mentioned in "At Bertram's Hotel", where it is said she visited the hotel when she was fourteen and almost sixty years have passed since then. Excluding "Sleeping Murder", 41 years passed between the first and last-written novels, and many characters grow and age. An example would be the Vicar's nephew: in "The Murder at the Vicarage", the Reverend Clement's nephew Dennis is a teenager; in "The Mirror Crack'd
Marple Hall School the house are still visible just outside the grounds of the school. These two figures give their names to the two main buildings of the modern school. The grammar school's first headmaster was Reginald Hill. The grammar school later had separate boys and girls schools. Marple Hall County Grammar School for Girls opened in 1965 and had 750 girls in 1967, and 1000 by 1971. Marple Hall Grammar School for Boys had 1000 boys in 1972. In 1967 the girls school had a six form entry. The head teacher of the girls school up to 1974 was Miss Una Drake.