Droz, Yves, <br/><br/>
Keys of Time :  the comprehensive book of watch keys / 
Yves Droz. 
 - 384 pages :  illustrations ;  31 cm 
<br/><br/><label>ISBN: </label>2918999024 9782918999027 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pocket watches.<br/>Watch keys.
<br/><br/><label>Subjects--Index Terms: </label>NA/Other Pocket Watch complication advanced Droz Yves The Author