Dunbar, Carl O. <br/><br/>
Historical geology 
Dunbar, Carl O. 
 - 6th ed. 
 - New York,  J. Wiley  [1956] 
 - xii, 573 p.  illus., maps (part col.), ports.  26 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>047122507X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Historical geology.<br/>MCE<br/>Paleontology.
<br/><br/><label>Dewey Class. No.: </label>551.7  / DUN