Pulford, Graham W. <br/><br/>
High-security mechanical locks  an encyclopedic reference /  [electronic resource] : 
Graham W. Pulford. 
 - Amsterdam ;  Boston :  Elsevier Butterworth-Heinemann,  c2007. 
 - 1 online resources (xiv, 597 p. : ill.) 
<br/><br/>Includes bibliographical references (p. [511]-519) and index. 
<br/><br/><br/>Electronic reproduction. <br/>Palo Alto, Calif. : <br/>ebrary, <br/>2008. <br/>Available via World Wide Web. <br/>Access may be limited to ebrary affiliated libraries. 
<br/><br/><label>ISBN: </label>9780080555867 (ebk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Locks and keys--Encyclopedias.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>Dewey Class. No.: </label>683.32