User blog comment:MoiraV/Case39 Information/@comment-24161721-20130903223317/@comment-186.182.6.143-20130904023725

They are but they are mostly electric. And you're OK about its uses. Surely Dean had a paper knife because a lot of mail arrived to the University and she had to use it to open the letters. The discussion between the victim and the murderer in her office was the perfect situation to be a paper knife the murder weapon.