Kellner, L. <br/><br/>
Alexander von Humboldt / 
[by] L. Kellner. 
 - London ;  New York :  Oxford University Press,  1963. 
 - 246 p.  [1]l. portr. : ill. 
<br/><br/>Includes bibliography. 
<br/><br/><label>Subjects--Personal Names: </label><br/>Humboldt, Alexander von, 1769-1859.