For church and school entertainments, for illustrating lectures 

 on Religious, Historical and Travel subjects, there is no 

 more practical and efficient aid than a 



BauscK [omt 



Balopticou 



With this ingenious instrument you can 

 use ordinary lantern slides and also pro- 

 ject opaque objects upon the screen — 

 postal cards, prints and photographs. 

 Simple to handle — perfect results. 

 Our Model C Balopticon (illus- 

 trated) is now priced at $25.00 

 and the opaque attachment is 

 priced at $30.00. 



Send for Circular 8 D 



Out name, backed 

 by over half a 

 century of experi- 

 ence, is on all our 

 products — lenses, 

 microscopes, field 

 glasses, projection 

 apparatus, engi- 

 neering and other 

 scientific instru- 

 ments. 



CANDIES OF RARE QUALITY 



(V)y FAVORITES 



NUTTED CHOCOLATES ONLV 



Bausch & [pmb Optica* <§> 



■' w TOQK WMniNCTOM CHICAGO '•*.* rUAHCUCO, 



toKDo* ROCHESTER. NY. T'^rewZ?' 



Only Materi 



of the 

 Highest Grades 

 Scientifically 

 Blended are Used 



On the 

 Character or 

 Candy Depend* 



its Fitness 

 for Gift Making 



Sold by our Sales Agents Everywhere 

 in Three Sizes $100-50*25* 



Refracting and Reflecting 



Astronomical Telescopes 



a ' ii 



Standard and Portable 



Visual and Photographic 



OBJECTIVES 



Computed by our associate 



DR. F. R. ilOULTON 



(Chicago University) 



OBSERVATORIES 



Specula, Planes, Eyepieces, etc. 



Photographs and Circulars on request 



LOHflANN BROS. 



Illustration shows 6-in. with pneumatic clock. 38REENVILLE, OHIO 



U. S. Ao 





