Inactive or discontinued items from the 1950 revision of the classified list. 

 - Rev. 
 - Washington  Superintendent of Documents)  1991. 
 - 134 p.  28 cm. 
<br/><br/><label>LCCN: </label>doc92000402  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Government publications--Bibliography.--United States