Kunz, George Frederick  1856, <br/><br/>
Gems and precious stones of North America :  a popular description of their ocurrence, value, history, archaeology and of the collections in which they exist, also a chapter on pearls and on remarkable foreign gems owned in the United States / 
by George Frederick Kunz ; with a new introduction by Edward Olsen 
 - 2 # ed. augm. 
 - 367 páginas 
<br/><br/><label>ISBN: </label>0486218554 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gemas<br/>Perlas<br/>Piedras preciosas
<br/><br/><label>LC Class. No.: </label>TS752  / K84 1968