Gupta V.K. / Wlever J.D. <br/><br/>
Electrical & Electronic Clocks & Watches 

 - 0 
 - NULL  A Newnes Technical Book  1982 
 - 233 
<br/><br/><label>ISBN: </label>NULL 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NULL
<br/><br/><label>Dewey Class. No.: </label>N.D.