Mrs. Cooper
From His Dark Materials Wiki
Mrs. Cooper is Will's piano teacher. When the men are coming to his house and frightening his mother, he takes her to stay with Mrs. Cooper for safety. The piano teacher is a
| "stooped elderly figure ... with the scent of lavender water about her" | |||
| The Subtle Knife |
When Mrs. Cooper saw the look of trust, love and reassurance that Will and his mother exchanged, she couldn't say no. She says that Mrs. Parry can stay in her daughter's room since her daughter is away in Australia.