Graf, Bernhard,  <br/><br/>
Gems :   the world's greatest treasures and their stories 

 - 128 pages :   colour illustrations ;   31 cm 
<br/><br/><label>ISBN: </label>3791325817 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Gems ; Precious stones
<br/><br/><label>Dewey Class. No.: </label>553.8