Bausch & Lomb New Opaque Projector 



is ptoving an invaluable aid in educational work. It is not a 

 to) but a scientific apparatus projecting with brilliancy and 

 even illumination and sharp definition pictiues 4x4 j^" to 

 distances up to 75 feet, dependent upon the lens. 

 ^ Projection by direct or reflected light at will. 

 ^ Price of apparatus complete, with lens of ten inch equival- 

 ent focus, $70.00. 



^ We have also a new combined opaque and lantern slide 

 projector in which the change from one form of projection to 

 the other can be easily and instantaneously made. 

 Q Descriptive circular on request. 



Our Name on a Photographic Lens, MicrO' 

 scope. Field Glass, Laboratory Apparatus, 

 Engineering or any other Scientific In' 

 strument is our Guarantee. 



Bausch ^ lomb Optical (o. 



NEW YORK WASHINGTON CHICAGO SAN rRANCISCO 



LONDON ROCHESTEn.N.Y. rnANKroRT 



the most perfect 



Luncheon Wafer Ever Produced Is 



CHOCOLATE 



TRISCUIT, 



THE WHOLE WHEAT STEAM COOKED, 

 SHREDDED. BAILED 8c DIPPED IN CHOCOLATE, 



COMBINES ALL STRENGTH- GIVING. 

 MUSCLE -BUILDING MATERIAL IN 



SHREDDED WHEAT. 



WITH THE NUTRITIVE ELEMENTS OF 



WOBLD FAMOUS CHOCOLATE. 



TRY IT MORNING. NOON OR NIGHT 

 WTH A CUP OF -el^^^mUClOWS COCOA- 

 WMOIiSOME! NUTRITIOUS!! 



SOLD AT OJR STORES & BY 

 MUGWSTS a GROCERS EVERYWHERE. 



Refracting and Reflecting 



Astronomical Telescopes 



standard and Portable 



Visual and Photographic 



OBJECTIVES 



Computed by our associate 



DR. F. R. nOULTON 



{Chicago University) 



OBSBRVATORIBS 



Specula, Planes, Eyepieces, etc. 



Photographs and Circulars on request 

 LOHflANN BROS. 



Illustration shows 5-in. with pneumatic clock. 



QREENVILLE, OHIO 



U. S. A. 



