<JThe necessity of a micro* 

 scope in school work is admitted. 



CJYou naturally want the best 

 instrument obtainable at the lowest 

 price. 



•J We submit our 



BH 2 MICROSCOPE 



•I It is a good instrument to 

 start with, as it may be equipped, 

 if desired, with additional access- 

 ories for more advanced work. 



1$ Among its features are the 

 handle-arm, a large stage and 

 a double dustproof nose- 

 piece. The eyepiece is 7.5x, 

 and the objectives 16 mm. (2/3- 

 inch) and 4 mm. (1/6 inch). 

 Magnifications are 65 and 320 

 diameters. 



Price, $31.50 



SPECIAL RATES TO SCHOOLS 



Our Name on a Photographic Lens, Micro- 

 scope, Field Glass, Laboratory Apparatus, 

 Engineering or any other Scientific In- 

 strument is our Guarantee. 



fiausch & Ipmb Optical <o. 



JltW YORK WASHINGTON CHICAGO SAN FRANCISCO! 



LONDON ROCHESTER,, NY. FRANKFORT 



G) 



LICORICE TABLETS 



RELIEVE ALL COUGHS & COLDS. 

 5 C & 10 c PACKAGES. 



GLYCERINE TABLETS 



RELIEVE HOARSENESS 

 & ALL THROAT AFFECTIONS. 

 10 c &25 c POCKET TINS. 



SOLD BY DRUGGISTS EVERYWHERE 

 OR SENT UPON RECEIPT OF PRICE BY 

 863 BROADWAY. NEW YORK 



Refracting and Reflecting 



Astronomical Telescopes 



Standard and Portable 



Visual and Photographic 



OBJECTIVES 



Computed by our associate 



DR. F. R. riOULTON 



{Chicago University) 



OBSERVATOR IBS 



Specula, Planes, Eyepieces, etc. 



Photographs and Circulars on request 



LOHflANN BROS. 



Illustration shows B-in. with pneumatie clock, Hl^EENVILLE, OHIO 



U. S. A. 





