HOW TO SEE 



WITH 



THE MICROSCOPE: 



BEING 



USEFUL HINTS CONNECTED WITH THE SELECTION AND USE 

 OF THE INSTRUMENT ; ALSO SOME DISCUSSION OF THE 

 CLAIMS AND CAPACITY OF THE MODERN HIGH- 

 ANGLED OBJECTIVES, AS COMPARED WITH 

 THOSE OF MEDIUM APERTURE; WITH 

 INSTRUCTIONS AS TO THE SELEC- 

 TION AND USE OF AMERI- 

 CAN OBJECT-GLASSES 



OF WIDE APER- 

 TURES. 



BY 



J. EDWARDS SMITH, M. D., 



PROFESSOR OF HISTOLOGY AND MICROSCOPY IN THE CLEVELAND (O.), HOM- 

 EOPATHIC HOSPITAL COLLEGE; CORRESPONDING MEMBER or THE SAW 

 FRANCISCO, THE DUNKIRK, AND ILLINOIS STATE MICROSCOPICAL 

 SOCIETIES; MEMBER OF THE AMERICAN ASSOCIATION 

 FOR THE ADVANCEMENT OF SCIENCE, ETC. 



ILLUSTRATED. 



CHICAGO : 

 DUNCAN BROTHERS, 



, 1880. 



