Bausch & Lomb Optical Co., 



MANUFACTURERS OF 



MICROSCOPES, OBJECTIVES, ACCESSORIES, 



PHOTOGRAPHIC LENSES, DIAPHRAGM 



SHUTTERS, TELESCOPES, EYEGLASSES AND 



LENSES, MAGNIFYING GLASSES, 



AND A LARGE VARIETY OF 



OTHER OPTICAL INSTRUMENTS. 



FACTORY AND MAIN OFFICE, 



531 TO 543 NORTH ST. PAUL STREET, 



ROCHESTER, N. Y. 



BRANCH OFFICE, 



48 AND 50 MAIDEN LANE, 



NEW YORK CITY. 



