A NEW FORM OF POCKET MICROSCOPE. 801 
This microscope is supplied with an adjustable stage of suf¬ 
ficient size to carry the ordinary 3 by 1-in. object slide, and 
Fig. 4. 
Fig. 5. 
the stage is also so constructed that the object under exami¬ 
nation can be moved about freely, and easily adjusted under 
the magnifying power of 600 diameters. This stage, being 
large, is made to turn on an axis for the purpose of packing 
