Duffin, G. F. <br/><br/>
Photographic emulsion chemistry / 
by G.F. Duffin. 
 - London :  The Focal Press,  c1966. 
 - 239 p. :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/>Includes bibliographies. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Photographic emulsions.<br/>Photographic chemistry.<br/>Emulsions.