O'Donoghue, Michael <br/><br/>
Gemstones / 
Michael O'Donoghue 
 - London  :  Chapman & Hall,  1988 
 - 372 p. :  ill. ;  23 cm. 
<br/><br/> Includes Index 
<br/><br/><label>ISBN: </label>041227390x 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Precious stones