I^EnVEO^^EID FTlOl^ IsTO. -iSS BI^O.A.ID-V7--A.'Sr, 



IMPORTEK AND MANUFACTUEBR OP 



173 & 175 GRAND ST., bet. BROADWAY and BOWEET, 



'§41:'^ '^^'1^.% %^'^'^, 



MAKER OF METEOROLOGICAL INSTRUMENTS 



TO THE SMITHSONIAN INSTITUTION. 



KVERY VARIETY OF 



ON HAND, A3 



MKCIIANICAL POWERS, ASTRONOMICAL AND OTHER DIAGRAMS, in great 



HYDROSTATIC APPARATUS, variety. 



AIR PUMPS OF ALL SIZES, MAGIC LANTERNS, 



ELECTRICAL MACHINES AND APPARATUS, ACHROMATIC AND OTHER MICROSCOPES,, 



GALVANIC BATTERIES, SURVEYING COMPASSES, 



IXECTRO-MAGNETIC A?PAR.\TUS, DRAWING INSTRUMENTS. 



A PAKTICDLAR DESCRIPTION OP 

 WITU 



Thermometers, and other Meteorological Instruments. 



Adopted by and made under direction of the Smithsonian Institution, is given in the Tenth 

 Annual Report of the Institution by Prof. Henry, and will be furnished gratuitously, to- 

 gether with meteorological blanks, &c., on application to the Smithsonian Institution. 



PRICE IISTS FURNISHED OM APPLICATION. 



DESCRIPTIONS AND INSTRUCTIONS FOR USE ARE SENT WITH THE INSTRU- 

 MENTS. 



