Great idea to maximize space in a basement.hallway library going not quite down the center of basement with small sleeping nook off of bookcase side and doorway to another room, maybe a play room/movie room
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.
As a finishing touch, illuminate your shelves to spotlight the arrangements you've created there. The options for shelf lighting abound: Add track lighting to the ceiling and focus a few spots on shelf displays