World Gold Council <br/><br/>
The assaying and refining of gold : a guid for the gold jewellery producer 

 - auth., London  c1997 
 - 64p 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Polytechnic - Jewellery
<br/><br/><label>Dewey Class. No.: </label>673.223 W.G.C.