Library technology reports    Kodak ektalite 220 microfiche reader , Realist Vantage II dual lens reader 

 - Hatfield  NRCD         1976 
 - 18p  cm. 
<br/><br/><label>Standard No.: </label>5,021 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIBRARY SCIENCE
<br/><br/><label>Dewey Class. No.: </label>20bM1495, L65