Hurley, Patrick M. <br/><br/>
How Old Is the Earth 
/ by Patrick M. Hurley 
 - London :  Doubleday And Company, 
 - 160 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Earth Science
<br/><br/><label>Dewey Class. No.: </label>550.1  / HUR-H