Build Your Own Secret Bookcase Door: Complete guide with plans for building a secret hidden bookcase door. Paperback – Illustrated, 10 August 2010

Build Your Own Secret Bookcase Door: Complete Guide With Detailed Plans for Building your own Secret Bookcase Door (Home Security Series)

MURPHY DOOR Hidden Hinge Hardware - Easy DIY Hidden Door System, Heavy Duty Swinging Door Hinge for Secret Door or Hidden Door Bookcase, Up to 300 lbs

Hidden Door Hinge 573LB Load-Bearing, Tuykay Stainless Steel Heavy Duty Hidden Hinges for Door Bookcase, Hardware Swinging Pivot Hinge 360° Rotation Invisible Pivot Hinge for Bookcase Secret Door