Filing for the dictionary catalogs of the Library of Congress 

 - Washington:   Processing Department,   1956 
 - v, 187p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Dictionary catalog 
<br/><br/><label>Universal Decimal Class. No.: </label>D 025.8  / J6