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.
Paint it White: Paint some big books white & stack them high! - 18 Ways to Upcycle Books via Brit + Co. -- Good for defunct dictionaries, encyclopedias, and textbooks. great idea for night stand in small space
corner gallery wall - without the specially made corner frames. Would need to be on a corner that is in an open area; this would be really overbearing in a tight hallway. But in the right space it could look amazing. Very art gallery.