HARTNACK MICROSCOPES. 



THE HARTNACK MICROSCOPES AND OBJECTIVES 



Acknowledged by the most eminent experts as the best in- 

 struments in the world for 



HISTOLOGICAL, BOTANICAL, AND OTHER 

 SCIENTIFIC RESEARCH. 



Recommended by the Professors of Harvard Univer- 

 sity, and used in every Department. 



Arrangements have 

 been made by which 

 these Microscopes, with 

 their Objectives, can 

 now be placed upon the 

 American market in com- 

 petition with other manu- 

 factures. As 



SOLE AGENTS 



we guarantee them to be 

 as represented. 



^ Prices from $20 to $300. 



Stand No. VII. 



Selling Agents for Chance's Slides and Cover Glasses, 

 and Markov's Mounting Materials. 



IMPORTERS AXT1 MANUFACTURERS OF 



MICROSCOPISTS' SUPPLIES, EDUCATIONAL SUPPLIES, 

 CHEMICAL AND PHILOSOPHICAL APPARATUS. 



Correspondence solicited. Catalogues on application. 



GEO. A. SMITH AND COMPANY, 



No. 7 Park Street, Boston. 



