Its my dream to have a library ladder in my house someday. Floor to ceiling bookcases offer plenty of space to showcase a vast collection of books. A ladder gives access to books placed high on the bookcase.
Small Space Secrets: Swap Your Bookcases for Wall Mounted Shelving. Here's a creative shelving arrangement that uses a deeper shelf at bottom to create a sort of bench. The bench can serve as extra seating for parties, or as a display space.