Ourname,backed 

 bv ooer half a 

 century of experi- 

 ence, is on all our 

 products — ' en * e . , 5 

 microscopes, field 

 glasses, projection 

 apparatus, engi- 

 neering and other 

 scientific instru- 

 ments. 



THE use of a microscope in your nature 

 study classes will speedily demonstrate 

 U effectiveness as an educational (actor. 



Teach your pupils the wonders of things 

 too small to be seen with the naked eye. 

 Most of the leading colleges and schools of 

 the country are equipped with 



J}auscn"|omb 



Microscopies 



We make many models, among which 

 our BH 2 is specially designed for class 

 work in Botany, Zoology and Physiology. 

 It has 7.5x eyepiece, 16 mm and 4 mm ob- 

 jectives, double revolving nosepiece and 

 carrying case with lock and key. Magnifi- 

 cations are 75 and 320 diameters. 



Write to-day for our New School 

 Equipment catalog and " A Manual 

 of Elementary Microscopy." Ad- 

 dress Dept. 8D. 



Bausch & Ipmt> Optical © s 



• tw TCft( WASHINGTON CHICAGO »K* ftlAMCUCtV 



tvoKoo* ROCHESTER., N.Y. *****T8*T:' 



CANDIES OF RARE QUALITY 



"My FAVORITES" 



NUTTED CHOCOLATES ONLV 



Only Materials 



of the 

 Highest Grades 

 Scientificaljy 

 Blended are Used 



On the 



Character of 

 Candy Depends 

 its Fitness 

 for Gift Making 



Sold by our Sales Agents Everywhere 

 in Three Sizes $LOO-50*-25* 



Refracting and Reflecting 



Astronomical Telescopes 



Standard and Portable 



Visual and Photographic 



OBJECTIVES 



Computed by our associate 



DR. F. R. ilOULTON 



(Chicago University) 



OBSERVATOR IES 



Specula, Planes, Eyepieces, etc. 



Photographs and Circulars on request 



LOHHANN BROS. 



Illustration shows 6-in. with pneumatic clock. 



3SREENVILLE, OHIO 



U. S. Ao 



