Directory of 3660 16mm film libraries 
U.S. Department of Health, Education, and Welfare 
 - Washington, USA  U.S. Government Printing Office   1958 
 - x,236p. 
<br/><br/><label>Source: </label>Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Relationships of Library