Winchell, Alexander N.  1874-1958 <br/><br/>
Elements of optical mineralogy :  an introduction to microscopic petrography / 
by Alexander N. Winchell. 
 - 2nd ed. [repr. 1951]. 
 - New York:   London  John Wiley & sons,   Chapman & Hall  1951.  
 - xiv, 231 p. :  tables ;  23 cm.  +2 diagr. 
 - Elements of optical mineralogy. IIIDeterminative tables .
<br/><br/>Includes index (p. 217-231). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optical mineralogy
<br/><br/><label>Dewey Class. No.: </label>549.1