154 



SCIENTIFIC RECREATIONS. 



ceived from the illustration (fig. 166), is very handy. It produces pictures 

 about the " cabinet " size, and the whole is so arranged that it can be 

 packed and carried in the pocket with ease. 



Photography, as a rule, necessitates a dark room or cabinet, and many 

 preparations as we all know a " messing " about with chemicals and con- 



Fig. 1 66. The Scenograph. 



siderable practice before we can become proficient ; so it is not surprising 

 that few amateurs take to it they prefer to purchase the pictures. But in 

 the new apparatus of which we are speaking, the glass plates are already 

 prepared to receive the image. It is not at all necessary for the operator 

 to stain his fingers and knuckles and nails with nitrate of silver, or any 

 other " chemicals " whatever. He just inserts the plate in the Scenograph, 



