- There are about thirteen in Esbern's room in The Ratway Warrens in Riften.
- There are about five in the Arcanaeum in the College of Winterhold.
- There are five in Sunderstone Gorge in a side room from the altar.
- There is one on a table on the second floor of Addvar's House in Solitude.
- This is one on a table in the basement of Anise's Cabin, next to a Quill and Anise's Letter.