Richards, Horace G.  1906-1984. <br/><br/>
Record of the rocks;  the geological story of eastern North America. 

 - New York,  Ronald Press Co.  [1953] 
 - 413 p.  illus.  24 cm. 
<br/><br/>Includes bibliography. 
<br/><br/><label>LCCN: </label>52010825 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geology--North America.<br/>Geology.
<br/><br/><label>LC Class. No.: </label>QE71  / .R5 
<br/><br/><label>Dewey Class. No.: </label>557.3