SPENCER MON-OBJECTIVE 

 BINOCULAR MICROSCOPES 



Possess all the features of construction which 

 experience has shown to be meritorious and advan- 

 tageous. Among them is one very distinctive 

 feature which distinguishes the Spencer, viz : 



Convergent eyepiece tubes 



which avoids the excessive and false conception of 

 perspective otherwise produced, giving a correct 

 interpretation of the object under examination. 

 Several models. 



Catalog sent on request 



Spencer Lens Company 



MANUFACTURERS OF 



No. 2H Mon-objective 

 Binocular— $270.00 



Microscopes, Microtomes, Projection Lanterns, Photo- 

 Microscopic Apparatus, Photo-lenses, Telescopes, 

 Optical Glass, Haemacytometers, Etc. 



BUFFALO, N. Y. 



THIS CATALOGUE 



includes a most 

 comprehensive line 

 of Bacteriological 

 and Allied Equip- 

 ment. Owing to its 

 cost, distribution 

 will be restricted to 

 established labora- 

 tories. 



When writing for 

 this book, please give 

 Name and Title of 

 person in charge of 

 laboratory. 



*3Th* Will (Corporation 



n*BOR»TORYAPPAP»TUi-CH«MK*LS- OkAMWABi 



Manufacturers of Bioloid Stains and Reagents 



