Shelved modular shelving system by Jonathan Clark for Shelved
Amazon.com: Nathan James Benji Floating Wall Book Shelves, 3-Tier Display Shelf, Decorative Modular Shelf in Solid Wood for Bedroom, Nursery, Bathroom or Kitchen : Home & Kitchen
ATBO Modular Bookcase - Prevalent Projects
BUILD Shelving and Room Divider Modular Shelves Hexagon - Etsy