Open passageway behind Natalya's portrait
Burroughs Castle library
The "N" Crest is an item in Clock Tower 3. It is the crest of Natalya Burroughs.
The crest is found in the Burroughs Castle library. It can be used on one of the fountains in the large room, along with the "A" Crest, to open the secret passageway behind Natalya's portrait.