Annual report of the Librarian of Congress for the fiscal year ending June 30, 1971 / 
Library of Congress 
 - [Departmental ed.] 
 - Washington :  U.S. G.P.O.,  1972. 
 - xiii, 160 p. :  ill. ;  27 cm. 
<br/><br/> Title varies slightly. 
<br/><br/><label>Subjects--Corporate Names: </label><br/>Library of Congress
<br/><br/><label>Subjects--Topical Terms: </label><br/>Libraries--United States--Periodicals.<br/>Libraries--United States--Periodicals.
<br/><br/><label>Dewey Class. No.: </label>027  / ANN 1972