1.  The Philosopher's Stone:  Errors: Copyright page, Joanne instead of J. K., Pg. 53 "wand" printed twice.

2.  The Chamber of Secrets

3.  The Prisoner of Azkaban

4.  The Goblet of Fire

5.  The Order of the Phoenix

6.  The Half-Blood Prince

7.  The Deathly Hallows