SCIENCE 



?or.iTNo.95. Friday, October 23, 1896. single copiks, is cts. 



Annual Subscription, 85.00. 



A NEW ERA 



in Scientific Instrument Malting was inau= 

 gurated when we began the construction of 

 our present series of continental 



MICROSCOPES, 



an era of improvement which has placed 

 our instruments in nearly every laboratory 

 throughout the Land. 



250 Page 

 LABORATORY CATALOG and 



MICROSCOPICAL GAZETTEER 

 descriptive of new apparatus and laboratory 

 supplies sent on application. 



BAUSCH & LOME 

 OPTICAL CO., 



Rochester, N. Y. New York City. 



