Classification 
Library of Congress. 
 - 2nd ed.. 
 - Washington  1933 
 - 36p. 
<br/><br/> Contents:- University and old world history European war o 501-725. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science Classifiction of documents.
<br/><br/><label>Dewey Class. No.: </label>25.43  / L58C