Reference

Ilco Key Blank Directory - 12th Edition.  Contents include the following types of keys, merchandising aids and key machines: Vehicle  North American Cylinder  International Cylinder  Originals  Look-Alike  Safe...

A compilation of information on GSA approved containers and vault doors.  This book, compiled by Joe Cortie, is comprised mostly of pictures of the outsides and insides of GSA containers and vault doors to show the boltworks and lock handing. ...

GSA Container Identification, Revised Edition A Comprehensive Guide to Understanding and Identifying GSA Approved Security Containers and Vault Doors.By Andy DennisonWith contributions by Joe CortieISBN 978-0-9841455-1-5 Publication date:...

By Joe CortieJoe Cortie has often said, “The things I know about the X-0 locks could fill a book!” He was good to his word, so we offer his book on the X-0 lock series. Includes history, operation, troubleshooting, drilling and installation.

by Daniel M. Graffeo, PhD   This book is a must for anyone who services or wants to service time locks. Step-by-step instructions and photos guide you through the disassembly, cleaning, lubrication, and reassembly of common timelock movements...