How to Make an Invisible Bookshelf (Without Ruining a Book!)

How to Make an Invisible Bookshelf (Without Ruining a Book!): Okay, this has been what I have been occupying my time with the past day (Well, more like the past hour) But I made a tutorial on how to make an invisible bookshelf, without ruining a book (because I love my books dearly). So first, I suppose you ne…