How Birds Can Take Their Own Pictures 



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The entire contact scale is cov^ered, before it is used, with a box having a 

 covering of bark, the twig only projecting. 



The release of the snapshot shutter differs with the different cameras, so 

 that the electrical release must be adapted to the camera used. The shutter of 

 a 'Graflex' is released with a button. If an angle iron is taken, one arm receives 

 a knob which can press the button of the camera, the other arm, which is 

 placed so that it rests about ^ of an inch above the electro-magnet, is balanced 

 so that a slight added pressure is sufficient to release the shutter. This is re- 

 ceived from the magnet. When the bird is sitting on the twig, it closes the 



MYRTLE WARULLK-Wl.Nrtk I'LUMAGE 



