Hawken, William R. <br/><br/>
Photocopying from bound volumes: a study of machines, methods, and materials 
William R. Hawken 
 - Chicago  American Library Association  1963 
 - 208p.  ill.  24cm. 
 - (LTP publication); 4 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photomechanical processes
<br/><br/><label>LC Class. No.: </label>TR927.H3