St. John, Jeffrey. <br/><br/>
Noble metals / 
Jeffrey St. John and the editors of Time-Life Books. 
 - Alexandria :  Time-Life Books,  1984. 
 - 176 p. :  ill. ;  29 cm. 
 - Planet earth .
<br/><br/>Includes bibliography and index. 
<br/><br/> Open access. 
<br/><br/><label>ISBN: </label>0809445042 
<br/><br/><label>LCCN: </label>8315923  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Precious metals.