116 PHOTOGRAPHY FOR BIRD-LOVERS. 



accustomed to any slight sounds it may make, 

 without, of course, inserting a plate ; then, when 

 she has really ceased to notice the click, the first 

 exposure may be attempted. I have already 

 emphasized the necessity of a quiet-working 

 shutter, and here, when short-time exposures 

 have to be given its silence is of even more import- 

 ance, and we would recommend anyone taking up 

 this work to consider this matter very carefully 

 before purchasing. 



Cinematography. 



Although cinematographic work is hardly within 

 the scope of the amateur, since the films produced 

 by it are of little, if any, service to him, yet the 

 results that are obtained are so startling and of 

 such pronounced interest, that in a book on bird- 

 photography some mention at least must be made 

 of it. 



Most people have a rough idea of the general 

 principles of cinematography, which may be 

 described as the taking of a great number of 

 little photographs so rapidly one after the other, 

 that each movement in the object is represented 

 by a series of pictures anatomizing the actions, 

 and these when viewed in rapid succession give a 

 truly astonishing representation of the living 

 action. But to many it is a mystery how such 

 pictures can be obtained of wild, shy birds. Apart 



