Quidditch Through the Ages is a book that can be found in a student's book bag in Harry Potter and the Philosopher's Stone, Chapter 9, Moment 1.
From the Story[]
"Quidditch Through the Ages, by Kennilworthy Whisp, gives facts and information about the sport of Quidditch. Harry learns several useful tips about the game from reading this book, though Professor Snape confiscates it. Harry is attempting to retrieve the book when he discoveres that Snape's leg had been injured at Hallowe'en."
Description[]
| “ | Written by Kennilworthy Whisp, this book contains everything you need to know about the history and rules of this popular sport. | ” |