Dunbar, Carl O. <br/><br/>
Historical geology. 

 - 2d ed. 
 - New York,  Wiley  [1960] 
 - 500 p.  illus.  27 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Historical geology.
<br/><br/><label>Dewey Class. No.: </label>551 WIL 1960 A023 Or.