ROGERS, A F: KERR P F. <br/><br/>
OPTICAL MINEROLOGY 

 - 2nd 
 - New York: Mc Graw - Hill Book Company, Inc  1942 
 - 390p; illus 
<br/><br/><br/>ENG 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MINERALOGY.