I like the green in the curtains. And the backdrop of books, of course.
I really love the depth and texture of this space.
OK, I admit it, I would really like a bookcase door somewhere in the house.
Dark double-height library
Enviously Organized: Inspiring Craft Rooms | Apartment Therapy
Hôtel du Panthéon
Organization Inspiration: Corralling Cleaning Supplies in Style | Apartment Therapy
A nice example of a sunburst mirror not totally overwhelming a room.