HOW S MICROSCOPE. 



101 



especially adapt it for the examination of anatomical and 

 pathological specimens. The usual diaphragm-plate admits 

 the application of illuminating apparatus, such as the 

 Webster condenser, polarising prism, &c. The cost of 

 the instrument, fitted with two good ordinary object- 

 glasses of 1 inch and j inch focus, is 61. 16s. 6d. 



Fig. 5(5. — How's Students Microscope. 



Mr. How (Foster Lane) is the manufacturer of the ini- 

 posingdooking instrument fig. 56. It is of fair workman 



