Downs, Robert B <br/><br/>
Resources of New York city libraries:   A survey of facilities for advanced study and research 

 - Chicago:   American Library Association,   1942 
 - xiii, 442p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science
<br/><br/><label>Subjects--Index Terms: </label>Library resources 
<br/><br/><label>Universal Decimal Class. No.: </label>D 026/027(747)  / H2