Sinkankas, John <br/><br/>
Gem Cutting: a Lapidary's Manual 

 - 2nd ed 
 - New York  Van Nostrand Reinhold Company  1962 
 - xix,297p.   
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<br/><br/><label>Subjects--Index Terms: </label>Jewels  gems  mineralogy  Archeology  Art  Engraving  Decoration and ornament 
<br/><br/><label>Dewey Class. No.: </label>671.15