McColvin, Lionel Roy,    1896- <br/><br/>
Public library services for children /    
L. R. McColvin. 
 - [Paris] :   UNESCO,   [1957] 
 - 103 p. :    ill. ;    21 cm. 
 - UNESCO public library manuals,   9 .
<br/><br/><label>LCCN: </label>57-004232 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children's libraries.--------
<br/><br/><label>Dewey Class. No.: </label>027.625 McC