We've used a similar corner shelving unit to create space in a small 7 by 9 ft room. It's a great, easy shelving solution for small spaces (although installing it was a bit tricky as the walls weren't plumb.
Tasmanian Oak Large Hexagon with Shelf
Beautifully handcrafted Tasmanian Oak hexagonal shadow box with…
Wood Profits 15 Easy and Wonderful DIY Bookshelves ideas | Diy Crafts Ideas Magazine Discover How You Can Start A Woodworking Business From Home Easily in 7 Days With NO Capital Needed!