Do you have a cat? I once had a feline friend called Frederik-Bo, who was so sociable, he'd even go to the cafe round the corner to eat muffins with the clientele. When he first arrived home as a kitt(Diy Furniture Design)
DIY "Floating Bookshelf" Add two tiny nails just under the brackets. Open the bottom book, and used the nail to hold the cover closed. This hides the bracket completely, making the bookshelf invisible.