Hyler, Nelson W. <br/><br/>
Rocks and Minerals / 
N.W. Hyler; Ill. by Kenyon Shannon. 
 - New York :  School Edition  Charles E. Merrill Books, Inc,  1960. 
 - 48 p. :  ill. ;  29 cm. 
 - How and Why Wonder Books .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mineralogy<br/>Minerals