CHAPTER XVI. 



ENLARGING PHOTOGRAPHS WITH THE LANTERN. 



(HE amateur who works with a quarter plate 

 camera will often congratulate himself upon 

 the slight burden which it entails, even when 

 several double backs and spare plates accompany 

 it. But he will also regret that the little pictures 

 which it yields, measuring only 3 by 4 inches when 

 trimmed and finished, are, after all his trouble, so 

 very insignificant-looking. He may possibly have availed 

 himself of the instructions already given for the produc- 

 tion of lantern slides from such small negatives, and thus 

 ascertained that his pictures are full of detail, and will 

 bear enlargement. But lantern images are fleeting things, 

 dissolving views, in truth, and he would fain endeavour 

 to find some more permanent way of increasing the size 

 of his pictures. Thanks to the wonderful photographic 

 revolution achieved by gelatine emulsion, this can be done 

 without very much trouble or difficulty. 



In using the lantern for exhibition purposes we employ 



