Judging By the Cover

Steps

 * 1) Gather damaged books on the MEzzanine and in the South Wing
 * 2) * Gather 5 books with broken spines.
 * 3) * Gather 4 books with decayed bindings.
 * 4) * Gather 5 books with ruined covers.

Rewards
Rune of Fungus
 * At least