Bayley,  R. Child <br/><br/>
Photographic evlarging :  a hand book for amateur photographesrs / 
R. Child Bayley 
 - 3rd rev. ed. 
 - London :  lliffe and sons  [n. d.] 
 - 165, x p. ;  ill. ;  18 cm. 
<br/><br/> Include index