Halloween Bingo 2019 PreParty — Question for 08/06 (Day 6): Favorite Seasonal Covers — the Harry Potter Edition

Covers of other books to come separately!

Original post:
ThemisAthena.booklikes.com/post/1931373/halloween-bingo-2019-preparty-question-for-08-05-day-5-favorite-seasonal-covers-the-harry-potter-edition