Hawken, William R. <br/><br/>
Copying methods manual / 
William R. Hawken. 
 - Chicago :  ALA,  c 1966. 
 - 375 p. :  ill. ;  29 cm. 
 - LTP publications,   no. 11. .
<br/><br/> Includes index. 
<br/><br/>   
<br/><br/><label>Subjects--Topical Terms: </label><br/>Copying processes. 
<br/><br/><label>Dewey Class. No.: </label>652.4 / H313C