Alexander N. Winchell <br/><br/>
Elements of optical mineralogy : An introduction to microscopic petrography. Part 1 Principles and methods Ed 5  

 - 5th Edition. 
 - New Delhi  Wiley Eastern Pvt Limited  1968 
 - 263p 
 -  Part 1 .
<br/><br/>Alexander N. Winchell: Elements of optical mineralogy : An introduction to microscopic petrography. Part 1 Principles and methods Ed 5.  (5th Edition.)  New Delhi.  Wiley Eastern Pvt Limited, 1968.--(549WIN)   
<br/><br/><br/>ENGLISH 
<br/><br/><label>Dewey Class. No.: </label>549  / WIN