north london collegiate school is an independent school for girls between the ages of 4-18. it is located in harrow, london. it was established by frances mary buss in 1850. frances mary buss originally opened the school in her own home in camden town, london. it later moved to canons, edgware in the 1930s. it is thought to be the first girls' school in the united kingdom, and the first to give girls the same chances to learn things as boys were given.