Knapp, Brian, BSc, PhD <br/><br/>
Copper silver and gold 

 - Danbury, CT  Grolier  1996 
 - 56 p incl index 
 - Elements  5 .
<br/><br/> card 
<br/><br/><label>ISBN: </label>0-7172-7572-8 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Copper<br/>SIlver<br/>Gold