How to: Make a Folding Secret Door Bookcase - ManMadeDIY
See it. Or not? How to make a BILLY bookcase secret door - IKEA Hackers
BILLY / OXBERG bookcase with doors, white, 80x30x202 cm - IKEA
HAVSTA storage comb w sliding glass doors, grey, 242x47x212 cm - IKEA
11 Hidden Door Design Ideas To Optimize Storage In Your Home – Rameshwaram Marble
Secret Door Bookcase : 18 Steps (with Pictures) - Instructables
Made a hidden bookshelf-door and the opening mechanism is disguised as a book! What do you think about that? I can't upload more then one image sadly. Videodescription is in the comments.
DIY Hidden Bookcase Door | A secret door for a playroom! 🤫 - YouTube
DIY SECRET ROOM: BOOKSHELF DOOR — DIY IN PROGRESS
Bookcase / Han in Carbonite Hidden Door : 6 Steps (with Pictures) - Instructables