1. T.SHELF

T.Shelf

2.  “Krea” bookcase

"Krea" bookcase

3.  Saba Italia

Saba Italia

4. Twin Shelves

Twin Shelves

5. The Swollen Wall

The Swollen Wall

6. WisdomTree

WisdomTree

via: http://www.1stwebdesigner.com/inspiration/unusual-bookshelf-designs/