Anchell, Steve. <br/><br/>
The Variable Contrast Printing Manual / 
Steve Anchell 
 - Boston :  Focal Press,  1997 
 - 193 p. :  ill. 
<br/><br/><label>ISBN: </label>0240802594 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photography--Printing processes.<br/>Photography--Printing papers.
<br/><br/><label>LC Class. No.: </label>TR330  / A55 V9 1997