Kellner, L. <br/><br/>
Alexander von Humboldt 
[by] L. Kellner. 
 - London, New York,  London, New York,  Oxford University Press,  1963. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>63001115 /L/r84 
<br/><br/><label>Subjects--Personal Names: </label><br/>Humboldt, Alexander von, 1769-1859. Humboldt, Alexander von, 1769-1859. 
<br/><br/><label>LC Class. No.: </label>Q143.H9  / K4 
<br/><br/><label>Dewey Class. No.: </label>925