Hawken,William R. <br/><br/>
Photocopying from bound volumes:  a study of machines, methods, and materials / 
William R.Hawken. 
 - 3rd ed. 
 - Chicago      ALA  1963 
 - xvi, 208p.;  ill.:  21cm. 
 - LTP Publications .
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library science<br/>Photomechanical processes<br/>Photocopying<br/>Technology<br/>Libraries
<br/><br/><label>Dewey Class. No.: </label>020  / HAW