Cryptex Lock Notebook

Full instructable detailing assembly with an in depth guide on different bookbinding techniques:

https://www.instructables.com/id/Cryptex-Lock-Notebook/

To collect another nerdy hobby, I recently started doing some bookbinding. After tossing together a couple stab bound sketchbooks, I sought something a little more user-friendly (ie. a binding style that would open up laying flat). Fortunately, a few folks had already posted instructables on Coptic stitch bookbinding which seemed to meet m